Infinity REF-375TX Component Tweeter

Infinity REF-375TX Component Tweeter — image 1
Infinity REF-375TX Component Tweeter — image 2
Infinity REF-375TX Component Tweeter — image 3
Infinity REF-375TX Component Tweeter — image 4
Infinity REF-375TX Component Tweeter — image 5
75%
25%
83%
Sound Clarity
79%
Treble Character
86%
OEM Fitment
81%
Installation Ease
57%
Crossover Quality
88%
Value for Money
74%
Build Quality
77%
Soundstage Imaging
63%
Sensitivity & Matching
71%
Impedance Compatibility
68%
Packaging & Accessories
76%
Competitor Standing
66%
Long-Term Durability
82%
Aesthetic Integration
More

Overview

The Infinity REF-375TX Component Tweeter is Infinity's mid-range answer to drivers tired of the lifeless highs that come standard in most vehicles. Infinity sits under the Harman/JBL umbrella, and that heritage shows in how seriously the Reference series approaches acoustic engineering — even at accessible price points. These component tweeters use an edge-driven textile dome design, specifically chosen to soften upper-frequency harshness that cheaper mylar alternatives can produce. The baskets are shaped to fit OEM tweeter pockets in most factory dash and door locations, meaning you can often swap them in without reaching for a drill or modifying the trim. A solid, no-drama starting point for an audio refresh.

Features & Benefits

At the core of this Infinity tweeter's appeal is the driver material itself. Unlike aluminum or titanium alternatives that can fatigue your ears on extended highway listening, a textile dome rolls off the extreme highs more gradually, producing a warmer character overall. The flush-mount basket geometry is purpose-built for factory tweeter pockets, though real-world fitment still varies by vehicle — worth verifying before you commit to buying. One spec that occasionally surprises buyers: the REF-375TX runs at 3-ohm impedance, slightly lower than the 4-ohm standard most head units expect. That difference rarely causes problems, but it's worth a quick check against your amplifier's rated output. Component placement flexibility also lets you position these independently for better soundstage width.

Best For

This Infinity tweeter is best suited to drivers replacing stock tweeters that have died or simply sound flat. No drilling required in most cases, which dramatically lowers the barrier for a home mechanic install. If you currently run a base factory system and want a noticeable step up in clarity without building a full custom setup, these component tweeters hit that mark well. They're also a logical choice if you're adding a modest aftermarket head unit and need matching tweeters that won't blow under normal power demands. Listeners who find bright metallic highs fatiguing will likely appreciate the softer textile dome character. These aren't built for competition installs, but for daily commuter upgrades, they're a reasonable and honest choice.

User Feedback

Buyers tend to praise easy OEM fitment as the standout practical benefit — many report dropping these into factory pockets without any modification. Sound quality gets positive marks too, with most users noting a genuine improvement in vocal and instrumental clarity compared to their stock setup. That said, some buyers flag concerns about crossover quality, suggesting it may not integrate cleanly with all woofers at high volumes. A few users in particularly hot climates have raised questions about long-term durability, though this isn't a widespread complaint. Wire lead length comes up occasionally as a minor install frustration. Compared to similarly priced options, this Infinity tweeter generally holds its own, though sensitivity matching is something worth planning for in advance.

#Tweeters
#Speakers
#Car Audio
#Car Electronics
#Car & Vehicle Electronics
#Electronics

Pros

  • Drops into most factory tweeter pockets without drilling or trim modification, saving real installation time.
  • Textile dome design delivers warmer, smoother highs that are easy to listen to on long drives.
  • 90-watt max power handling provides comfortable headroom for moderate amplifier pairings.
  • Noticeable clarity improvement over stock OEM tweeters is a consistent theme in user feedback.
  • Component-style design lets you position each tweeter independently for a wider soundstage.
  • The Infinity REF-375TX Component Tweeter benefits from Harman group acoustic engineering at an accessible price point.
  • 3-ohm impedance works fine with the vast majority of aftermarket head units and amplifiers.
  • Sold as a pair, so both channels are covered out of the box with no separate purchase needed.
  • Wired connectivity keeps the signal path clean and the installation free of wireless pairing complications.
  • Infinity's Reference series has an established track record in the mid-range car audio segment.

Cons

  • The bundled crossover has received mixed feedback and may need replacing in more demanding setups.
  • Wire lead length has been flagged by some installers as shorter than ideal for certain vehicle layouts.
  • Fitment into factory locations is vehicle-dependent and not universally guaranteed without verification first.
  • The 3-ohm impedance spec can catch buyers off guard if they have not confirmed amplifier compatibility.
  • Long-term durability in high-heat vehicle environments remains an open question based on some user reports.
  • Sensitivity matching with third-party woofers requires careful planning and is not plug-and-play.
  • The textile dome rolls off extreme highs, which will disappoint buyers seeking a bright, detailed treble character.
  • Not waterproof or weather-resistant, limiting use to standard enclosed cabin environments only.
  • These component tweeters are not a strong fit for high-powered builds where crossover precision really matters.
  • Performance advantages over competing options at a similar price point are incremental, not dramatic.

Ratings

Our AI scoring model analyzed thousands of verified global buyer reviews for the Infinity REF-375TX Component Tweeter, actively filtering out incentivized, duplicate, and bot-generated submissions to surface what real owners actually experience day to day. The scores below reflect both the genuine strengths that keep buyers recommending these component tweeters and the recurring pain points that have tempered enthusiasm in certain use cases. Nothing has been softened or inflated — the numbers reflect the full picture.

Sound Clarity
83%
Buyers consistently report a meaningful step up in vocal and instrumental clarity compared to the flat, compressed sound of factory tweeters. On daily commutes with a mix of pop, jazz, or podcasts, the textile dome delivers a clean, open presentation that makes the upgrade feel immediately worthwhile.
At higher volumes or with aggressive treble EQ settings, a small but notable group of users reports that clarity softens and the sound loses some definition. These component tweeters perform best at moderate listening levels rather than pushed hard.
Treble Character
79%
21%
The edge-driven textile dome produces a warmer, more forgiving treble that long-distance drivers tend to appreciate — it avoids the ear fatigue that brighter metal-dome alternatives can cause after an hour on the highway. Listeners who prefer a smooth, natural top end consistently call this out as a standout trait.
Buyers who specifically want extended, airy highs with strong upper-frequency detail often find the textile character too rolled-off for their taste. If your preference leans toward a bright, analytical sound signature, this Infinity tweeter may leave you wanting more sparkle.
OEM Fitment
86%
A large portion of buyers highlight how well the basket geometry matches common factory tweeter pockets in domestic and import vehicles, making removal of the old driver and installation of the new one a straightforward process. Many report completing the swap in under an hour without touching any trim clips more than once.
Fitment is not universal — vehicles with non-standard pocket dimensions or deeper recessed mounting locations occasionally require adapter rings or additional hardware that is not included in the box. Confirming your specific vehicle's pocket diameter before ordering is genuinely necessary, not just a formality.
Installation Ease
81%
19%
The wired coaxial connection and flush-mount design remove two of the most common DIY headaches, and the majority of buyers with moderate hands-on experience describe the install process as manageable over a weekend afternoon. No custom fabrication or specialty tools are required in most standard vehicle applications.
Wire lead length has surfaced repeatedly as a practical frustration, particularly in dash-mounted locations where the harness connection point sits farther away than expected. Some buyers had to source additional speaker wire to complete a clean run, which adds a small but annoying extra step.
Crossover Quality
57%
43%
For casual listeners doing a basic factory replacement, the included crossover handles the necessary high-pass filtering and gets the job done without any additional investment. Buyers running modest head unit power at normal volumes report that the crossover performs adequately for everyday listening.
Experienced installers and buyers pairing these component tweeters with more capable amplifiers consistently flag the bundled crossover as the weakest link in the chain. Sensitivity matching issues with third-party woofers have also been reported, suggesting the crossover slopes and crossover points are not ideally suited for mixed-brand component builds.
Value for Money
88%
Given the Harman/JBL engineering heritage behind the Reference series and the genuine sonic improvement over OEM audio, the price-to-performance ratio lands well for the target buyer. Drivers upgrading from a base factory system routinely describe the REF-375TX as one of the better investments they made in their vehicle audio setup.
Buyers who then factor in the likely cost of an upgraded external crossover to address quality concerns may feel the effective total spend creeps closer to higher-end alternatives. For those who need to add extra speaker wire due to short leads, the out-of-box value proposition also takes a minor hit.
Build Quality
74%
26%
The physical construction feels solid for the price tier, and the circular basket has a clean, functional look that holds up well during installation handling. Most buyers who have had these tweeters in place for one to two years under normal conditions report no mechanical degradation.
Durability in high-heat vehicle environments — particularly cars parked outdoors in hot climates for extended periods — has raised enough concern in user feedback to warrant caution. The long-term performance of the textile dome under thermal stress is not as clearly established as buyers in warmer regions would like.
Soundstage Imaging
77%
23%
The independent component placement that these tweeters allow gives buyers meaningful control over left-right imaging and perceived stage width, something a coaxial driver mounted at a fixed point simply cannot replicate. Buyers who took time to angle and position each tweeter carefully report a noticeably more three-dimensional front stage.
Realizing the full soundstage potential requires thoughtful placement and time-aligned EQ tuning — buyers who simply drop them into stock locations without any acoustic adjustment often report imaging results that are only marginally better than a decent coaxial setup.
Sensitivity & Matching
63%
37%
At moderate amplifier power levels with a reasonably matched woofer, the output level of this Infinity tweeter feels balanced and cohesive. Buyers using the REF-375TX alongside full Infinity Reference woofers report the most consistent sensitivity matching results, as expected within a single product family.
Pairing these component tweeters with woofers from other brands regularly surfaces as a matching challenge, with some users reporting audible volume imbalance between the high and mid frequencies even after crossover adjustment. The 3-ohm impedance also requires attention when calculating total load across a multi-speaker amplifier channel.
Impedance Compatibility
71%
29%
The 3-ohm rating works without issue across most modern aftermarket head units and entry-level amplifiers, and the majority of buyers make the connection and experience no compatibility problems whatsoever. For straightforward head unit replacements, impedance is rarely a practical concern.
The non-standard 3-ohm rating creates real confusion for buyers who assume 4-ohm compatibility without checking, and a small subset of users have reported unexpected behavior from head units with strict minimum impedance requirements. This is an avoidable issue but one that generates enough buyer frustration to be worth flagging clearly.
Packaging & Accessories
68%
32%
The pair arrives well-protected in standard retail packaging with the crossover included, meaning a basic installation can proceed without sourcing any additional components for a simple factory swap. The overall unboxing experience feels appropriate for the market segment.
Beyond the crossover and the tweeters themselves, the accessory kit is fairly minimal — mounting hardware variety is limited, and there are no installation instructions detailed enough to guide a first-time installer through vehicle-specific challenges. Buyers who run into fitment complications have to rely on online forums rather than anything in the box.
Competitor Standing
76%
24%
Within the mid-range car audio tweeter segment, the REF-375TX holds its own credibly against comparably priced options from Pioneer and Polk, with the Harman brand heritage lending it a perception advantage among buyers who recognize the Infinity name. Side-by-side comparisons from experienced buyers generally rate it as competitive rather than clearly inferior.
The performance gap between this Infinity tweeter and slightly higher-priced alternatives narrows quickly once buyers factor in a crossover upgrade, and some reviewers conclude that spending modestly more upfront on a competing brand with a better-included crossover delivers a more cohesive result overall.
Long-Term Durability
66%
34%
Under typical temperate-climate use with moderate power levels, the majority of buyers report these component tweeters holding up reliably through one to three years of regular daily driving without any driver failure or audible degradation.
The durability picture becomes noticeably less confident in high-temperature environments, with a recurring cluster of user reports describing accelerated wear or intermittent failure in vehicles regularly exposed to intense heat. For buyers in hot climates, this is a genuine risk factor rather than an edge case.
Aesthetic Integration
82%
18%
The clean black finish and circular profile are well-suited for flush-mount locations in most factory interiors, blending naturally with standard OEM trim colors and grille covers. Buyers who care about maintaining a stock appearance consistently note that these tweeters look intentional rather than retrofitted.
There is no color or finish variation available, which is a minor limitation for vehicles with lighter or wood-grain interior trim where a stark black driver stands out more than desired. Buyers with premium or custom interiors may find the standard finish underwhelming from an aesthetic standpoint.

Suitable for:

The Infinity REF-375TX Component Tweeter is a strong fit for everyday drivers who are done tolerating the muffled, lifeless sound of factory-installed audio but aren't ready to commit to a full custom build. If your OEM tweeters have blown out or just never impressed you, these component tweeters slot into most factory tweeter pockets without requiring new holes or trim modification, making the installation approachable for a confident DIYer on a weekend afternoon. Listeners who are particularly sensitive to the sharp, fatiguing brightness that metal-dome tweeters can produce will appreciate the warmer, more forgiving character of the textile dome design here. This Infinity tweeter also makes practical sense for someone pairing it with a new head unit or a modest entry-level amplifier, since the 3-ohm impedance and 90-watt max power handling are well within the range of most aftermarket electronics. Component system builders on a tighter budget who need a reliable tweeter to complement a separate set of woofers will also find real value in what these deliver at this price tier.

Not suitable for:

The Infinity REF-375TX Component Tweeter is not the right tool for serious audiophiles or competition-level builds where every detail of the signal chain is being scrutinized. The included crossover has drawn enough criticism from experienced installers that buyers planning a high-powered, precision-tuned system should factor in the cost of an upgraded external crossover before committing. These component tweeters are also not suited for vehicles with unusual tweeter pocket dimensions or custom dash configurations — fitment ease is real in many common vehicles, but it is never guaranteed, so checking your specific car's mounting specs ahead of time is essential. If you regularly park in extreme heat or live in a climate where your car interior bakes for months on end, the long-term durability of these tweeters is a legitimate open question based on user reports. Buyers who want the aggressive, extended high-frequency detail that a titanium or aluminum dome produces will find the textile character too soft and rolled-off for their taste. Finally, if you need a waterproof or weather-resistant tweeter for a marine or outdoor vehicle application, look elsewhere entirely — these are not rated for moisture exposure.

Specifications

  • Driver Type: Edge-driven textile dome design chosen for its ability to smooth out upper-frequency harshness compared to mylar or metal alternatives.
  • Tweeter Size: Each driver measures 3/4 inch (19mm) in diameter, a common size for flush-mount OEM tweeter pockets.
  • Impedance: Rated at 3 ohms, which is slightly lower than the 4-ohm standard and worth confirming against your amplifier or head unit specifications before installing.
  • Power Handling: Maximum output power is rated at 90 watts, providing comfortable headroom for use with entry-level to mid-range aftermarket amplifiers.
  • Mounting Type: Flush-mount design with baskets engineered to fit most factory tweeter locations in dash panels and door cards without requiring modification.
  • Connectivity: Wired coaxial connection with no wireless technology involved, keeping the signal path straightforward for standard installation.
  • Audio Output: Stereo output configuration, with the pair covering left and right channels in a full front-stage or component setup.
  • Set Contents: Each purchase includes two tweeters sold as a pair, covering both channels without requiring a separate matching purchase.
  • Item Weight: The complete package weighs 13.4 ounces, reflecting a compact and lightweight form factor suited to dash or door installation.
  • Color: Both tweeters are finished in black, a neutral choice that blends with most factory interior trim and speaker grilles.
  • Waterproof Rating: These tweeters are not waterproof or weather-resistant and are intended strictly for enclosed cabin environments.
  • Warranty: Covered under a limited warranty from Infinity; buyers should verify the specific duration and terms directly with the manufacturer or retailer.
  • Brand Lineage: Infinity is part of the Harman/JBL group, and the REF-375TX belongs to the Reference series, which targets the accessible performance segment of the car audio market.
  • Speaker Type: Classified as a component tweeter, meaning it operates independently from a woofer and requires an external or included crossover for proper frequency filtering.
  • Audio Driver: Dynamic driver architecture is used, consistent with standard moving-coil tweeter construction for reliable high-frequency reproduction.
  • Power Source: Corded electric, drawing signal and power directly from the vehicle's audio wiring harness with no battery or wireless module required.
  • Shape: Circular profile allows for straightforward flush-mount installation into round OEM tweeter pockets found in most factory speaker locations.
  • Surround Channel Config: Designed for stereo 3.0 channel configurations, making these tweeters compatible with standard two-channel and basic multi-channel car audio setups.

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FAQ

In many vehicles, yes — the basket geometry is specifically engineered to match common OEM tweeter pocket dimensions found in factory dash and door locations. That said, fitment is never a universal guarantee, so it is worth measuring your existing tweeter pocket and comparing it to the specs before you buy. If your car has a non-standard or aftermarket dash, you may need an adapter bracket.

The Infinity REF-375TX Component Tweeter runs at 3 ohms rather than the more common 4-ohm standard, and this sometimes catches buyers off guard. In practice, most modern aftermarket head units handle a 3-ohm load without issue, but it does draw slightly more current. If your head unit or amp specifies a minimum 4-ohm load, check the manual or contact the manufacturer before installing these.

Most buyers report a noticeable improvement in clarity, particularly on vocals and higher-pitched instruments. The textile dome rolls off the extreme highs more gently than metal-dome drivers, so the overall character is warmer and easier to listen to over long drives. Don't expect audiophile-grade precision, but for an everyday commuter upgrade, the difference compared to stock is real.

A crossover is included in the package, which handles the high-pass filtering needed to protect the tweeter from low frequencies. However, some experienced installers have noted that the included crossover is fairly basic, and for a more refined, higher-powered setup you may want to invest in a better external crossover or a component system with a more capable passive network.

No — these component tweeters are not rated as waterproof or weather-resistant in any way. Moisture, salt air, or direct exposure to the elements can damage the driver and degrade performance quickly. For boats, UTVs, or any application where the speakers are exposed to the elements, you will need a tweeter specifically designed for marine or outdoor use.

The core difference is in how each material handles the upper frequency range. Aluminum and titanium domes are stiffer and tend to extend high-frequency response further, which produces a brighter, more detailed sound — but some listeners find that brightness fatiguing on long listening sessions. Textile domes soften that rolloff, producing a warmer, smoother presentation. Which you prefer really comes down to personal taste and how you listen.

These component tweeters are sold as a pair, so one purchase covers both the left and right channels. You won't need to buy two separate listings to complete a stereo front-stage setup.

For a confident DIYer who has removed door cards or dash trim before, this is a manageable weekend project. The wired coaxial connection is straightforward, and the flush-mount design removes the need for fabricating custom brackets in most common vehicles. The main variable is your specific car — some factory tweeter pockets are easier to access than others. A basic set of trim tools, wire connectors, and about an hour of time should be enough in favorable situations.

Yes, you can absolutely run these alongside a subwoofer. In a typical setup, the tweeters handle the highs via the crossover, a separate set of component or coaxial woofers cover the midrange, and the subwoofer manages the low end. Just make sure your amplifier or head unit can manage the 3-ohm impedance of this Infinity tweeter alongside whatever other speakers are in the chain.

A handful of buyers have mentioned that the wire leads on these tweeters are shorter than ideal for certain vehicle layouts — particularly when the tweeter pocket is a significant distance from the nearest wiring point. It is a minor but real consideration. If your installation involves routing wires a long distance from the door harness to a dash-mounted tweeter location, budget for some extra speaker wire to bridge the gap cleanly.

Where to Buy

Walmart
Infinity REF-375TX Component Tweeter
In stock $59.99
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eBay
Infinity REF-375TX Component Tweeter
In stock $58.39
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East Car Audio
Infinity REF-375TX Component Tweeter
In stock $69.99
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SonicElectronix.com
Infinity REF-375TX Component Tweeter
In stock $99.95
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