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Top 10 Best Rsx Upgrade Reviews & Comparison [Update]

We all know that the best rsx upgrade is one of many out there. That’s why we’ve taken 39765 reviews from top experts and organized them according to our rankings for you. 

We know how hard it is to find a great rsx upgrade, which is why our team went through the whole research process and put up this list for you. These are just some of their favorites!

We have been exhaustive in our search for the perfect rsx upgrade of 2026. If quality matters most, then check this list: 

Bestseller No. 1
ACUITY Shift Linkage Bushing Upgrade. Compatible with 2002-2006 Honda Civic Si and 2002-2005 Acura RSX/RSX-S
  • Acetal construction for low friction and improved shift engagement
  • Spherical bearing reduces wear on cables and provides smoother gear engagement
  • O-rings are installed on both bushings for a gap-free fit with your shifter cables, further reducing shifting slop
  • Stainless steel hardware for maximum resistance to corrosion
  • All bushings are laser etched with a unique serial number
Bestseller No. 2
Rear Lower Control Arm, Rear Subframe Brace, and Tie Bar Compatible With Acura RSX 2002-2006 (Base,Type S) - Suspension Upgrade Kit Silver
  • Fitment: COMPATIBLE WITH Acura RSX 2002 - 2006 Base/Type S, Honda Element 2002 - 2008 EX/LX/DX
  • 1 *Subframe Bar, 1 *Lower Tie Bar, 2 *Rear Lower Control Arm, All other neccessary hardware included.
  • Material: Made from high quality forge CNC machine T-6061 aluminum
  • Built to Last: Crafted from high-quality materials for durability, ensuring long-lasting performance.
  • Easy Installation: Designed for a straightforward installation process, suitable for DIY enthusiasts and professional mechanics.
Bestseller No. 3
𝐘𝐈𝐇𝐎𝐕𝐘 Upgraded Fuel Injectors FJ484 fit for Acura RSX 2005-2006 2.0L L4, fit for Honda Accord CR-V Element 2003-2011 2.4L L4, 842-12290, 16450RAAA01, 16450RADL61 (4)
  • ⭐[Fitment Vehicle Model]➤Compatible with Acura 2005-2006 RSX 2.0L L4. ➤Compatible with Honda 2003-2007 Accord 2.4L L4, 2005-2009 CR-V 2.4L L4, 2003-2011 Element 2.4L L4
  • ⭐[OE Number]➤FJ484, 842-12290, 16450RAAA01, 16450RADL61
  • ⭐[Function]➤YIHOVY Fuel injectors ensure a stable and smooth idle by providing a precise and constant fuel supply to the engine
  • ⭐[Customer Support]➤2 Year Unlimited-mileage Quality Guarantee. Please get in touch with us at any time if the product has any quality issues, such as damage or isn't appropriate for your automobile
  • ⭐[Note]➤Please perform installation under the guidance of professionals. Lubricating the O-Ring rubber helps enhance the sealing of the engine cylinder
Bestseller No. 4
maXpeedingrods Coilovers for Acura RSX 2002-2006, for Honda Integra DC5 2001-2006, 24 Level Damper Adjustable Coilovers Suspension Kit Struts, Height Adjustable T6 Upgraded Lowering Kit Blue
  • 【Fitment】 for Acura RSX & Type-S 2002-2006; for Honda Integra DC5 2001-2006.
  • 【Street Performance T6 Series】 Suitable for street performance driving, Upgraded damper knob (easier to adjust), high-quality damping oil with better viscosity, upgraded full aluminum plates. Achieve the balance between comfort, speed and safety
  • 【24 Levels Adjustable Damper for More Control】 Level 0-8 suggest for street use;Level 9-16 suggest for mountain anfractuosities use;Level 17-24 suggest for race tracks use. You can adjust it at any time to suit your needs.
  • 【High Tensile Spring】 Front Spring rate: 8 kg/mm (448 lbs/in) & Rear Spring rate: 6 kg/mm (336 lbs/in) with spring preload: 7-10 mm. Under 600,000 times continuously test, the spring distortion is less than 0.04%
  • 【Adjustable Height】 Thread-type ride height adjustment for 1-3 inches(does not keep the original ride height), allowing you to have a more aggressive stance. This design helps eliminate turning noise and also improves steering feel and response
Bestseller No. 5
EM1 Clutch Master Cylinder Upgrade Kit for ACURA RSX & RSX Type-S 2002-2006 (GM)
  • This kit features genuine EM1 Exedy CMC and Slave cylinders for maximum quality and reliability.
  • The OEM clutch system features a clutch delay valve which causes premature clutch failure and wear.
  • This upgrade kit uses cmc and slave from the 2001 Civic Si which deletes the clutch delay valve.
  • Race proven and track tested by our team and hundreds of drivers nationwide.
  • Includes ALL Fittings Needed for Install
SaleBestseller No. 6
Mishimoto MMRAD-RSX-02 Performance Aluminum Radiator, Compatible with Acura RSX, 2002-2006
  • Compatible with the 2002–2006 Acura RSX
  • Overall Size: 27.6” x 18.8” x 1.9” / Core Size: 13.75” x 27.52” / Rows: 2
  • Inlet & Outlet: 1.25” / Core Thickness: 1.4” / Tank Wall Thickness: 0.08”
  • TIG-welded aluminum radiator includes high-pressure rad cap and magnetic drain plug.Mishimoto Lifetime Warranty
  • Drain Plug Length:0.047 inch
Bestseller No. 7
Rev9 R9-HPX-1031_1 Hyper-Street ONE Coilover Lowering Kit, Adjustable, Compatible With Acura RSX (DC5) 2002-06
  • Compatible With Acura RSX (DC5) 2002 2003 2004 2005 2006
  • Spring Rate: Front - 10 kg/mm | Rear - 12 kg/mm // Damping Levels: 16 levels // Top Mount: Front - Yes, Standard Top Mount | Rear - Yes, Standard Top Mount
  • Mono-Tube Shock Design With 16 Levels of Damping Force Adjustment,
  • Sport Tuned Lowering Springs To Ensure Ride Improvement; Drop Range From 1.5 to 2.5 inch Drop,; Affordable Pricing Performance Suspensions Upgrade; Improve Overall Handling,
  • No Install Instructions, Install By Experienced Professionals Is Recommended. Adjustment Requires.
Bestseller No. 8
Mishimoto MMTS-RSX-02 Racing Thermostat Fits Acura RSX 2002-2006
  • Fits the 2002-2006 Acura RSX
  • Lower activation temp allows coolant to flow through the engine earlier
  • Maintains lower temperatures and extends engine life
Bestseller No. 9
PEVAST 2X New Taillight Lamp Gaskets Set for Honda Acura RSX 2.0L Upgraded Tail Light Gaskets Tail Light Pad (2002-2004)
  • Reliable Quality:The taillight gaskets are made of high quality foam material,no adhesive,with well-cut design,and elastic pulling without deformation.Excellent sealing performance can prevent rain/water from entering the trunk,reducing damage to automotive components.
  • Fitment:The taillight gaskets set are compatible for Honda Acura RSX 2.0L models 2002,2003,2004.
  • Replacement Part Number:33502S6MA11,33502-S6M-A11.To avoid purchasing the wrong product,please check the model OE number and vehicle type carefully before purchasing.
  • Package Included:2 x Taillight Lamp Gaskets.
  • Easy To Install:Non-destructive installation,just remove the old gaskets and snap the new ones into place.Please feel to tell us if you have any questions, we will reply within 24 hours and try our best to help solve your problem.
Bestseller No. 10
iJDMTOY Replace/Upgrade Light Bulb Retainer Adapter Holders, Compatible with Acura RSX RL TSX Honda CR-V Prelude Odyssey Lighting Upgrade
  • Compatible with Acura 2002-2006 RSX, 1996-2004 RL (fog), 2004-2008 TSX (Hi_beam mode) and Honda 2005-2006 CR-V, 1991-1996 Prelude, and Odyessy vehicles H1 halogen trim
  • 2 pieces of retrofit bulb retainers/holders made with durable, heat resistant ABS plastic for a reliable lighting upgrade
  • Simplify your installation process with these retrofit retainers designed to accommodate aftermarket upgrading and replacement lights with a bigger base and an opening on the back to allow wires to go through
  • Safely and easily upgrade lights for your vehicle's original housing without modifying the housing assembly or original base/socket, ensuring a hassle-free and secure fit
  • Installation tip: Remove the back cap if present, unplug the power cord connected to the halogen, remove the OEM retainer/clip, and install the new light bulb, using the retrofit retainer/adapter to securely hold the new bulb without additional modification

How Do We Test Rsx Upgrade 

If you’re looking for an unbiased opinion on any product, we’ve got your back. Our reviews are rigorous and thorough – taking all factors into account, including design, features, price-to something else that matters most in making an informed decision before purchasing one of these items!

Factors to Consider Before Purchasing Rsx Upgrade

What’s the point of a buying guide if you don’t know what factors to consider before purchasing rsx upgrade?

  • Satisfy your need
  • Features & Specifications
  • Quality & Durability
  • Brand Value
  • Customer Reviews & Ratings
  • Price
  • Customer Service

You may be wondering why you need to consider some factors about a rsx upgrade before purchasing. It’s because there are so many things that can go into making your decision, and knowing all of them upfront will help keep any surprises later on in life!

What’s The Best Place To Purchase Rsx Upgrade

Online shopping is the way of 2026, and if you want to make sure that your purchase will be an excellent one, then there’s no better place than online. You’ll have access to so many more products in different shapes, sizes, colors, and flavors brands with unbeatable prices.

There are so many different options when it comes to choosing a new rsx upgrade, and we truly believe that you should do your research before making such an important purchase. The questions might include:

  • Should I buy a new, used, or refurbished rsx upgrade?
  • Do you really need the high quality rsx upgrade there is?
  • What are must-have features for rsx upgrade?
  • Best time to buy a rsx upgrade?
  • What are the benefits of buying rsx upgrade?
  • Why is it critical to invest in a good in today’s market, particularly the best one?

In our opinion, investing in a good, high-quality rsx upgrade will make you feel confident about your purchase. You can tell that the company put effort into making sure it was top-notch and took their time with designing everything from packaging to graphics for marketing purposes because this makes them seem more reliable than competitors who don’t invest so much money on these things (especially if they’re cheap). Plus, having quality materials ensures longevity which is always nice. 

Tips For Being A Smart Online Shopper

When shopping for a product online, be sure to read the reviews before making a purchase. This can give you a good idea of what to expect from the product and can help you decide if it’s the right fit for your needs. Additionally, be sure to check the return policy and shipping times before buying anything. This way, if you’re not happy with the product, you can easily return it without any hassle. And if you need the product quickly, you’ll know that it will arrive in a timely manner.

When looking for a rsx upgrade, be sure to compare prices from different retailers. This way, you can be sure you’re getting the best deal possible. Additionally, be sure to read the fine print before making any purchase, as some retailers may have hidden fees or charges. By taking the time to do your research, you can be sure you’re getting the best possible deal on the product you want.

These are just a few things to keep in mind when shopping for a product. By taking the time to consider your needs and doing your research, you can be sure you’re getting the best possible product for your needs. And if you have any questions, be sure to contact customer service or the retailer before making your purchase.

FAQs About Best Rsx Upgrade

What is More Important: a Good Product or a Good After-sales Service?

When it comes to choosing a rsx upgrade, many people prioritize the quality of the product itself. However, after-sales service can be just as important, especially if something goes wrong with the product. So when it comes to choosing a product, it’s important to weigh both factors and decide which is more important to you. If quality is your main concern, be sure to choose a product that comes from a reputable brand and has good reviews. However, if you’re more concerned with after-sales service, be sure to choose a product from a company that offers excellent customer service. 

How to Save Money When Buying Online? 

When shopping for a rsx upgrade online, there are a few things you can do to save money. First, be sure to compare prices from different retailers before making a purchase. This way, you can be sure you’re getting the best deal possible. Additionally, be sure to read the fine print before making any purchase, as some retailers may have hidden fees or charges. By taking the time to do your research, you can be sure you’re getting the best possible deal on the product you want. Additionally, you can also sign up for Amazon Prime, which gives you access to exclusive deals and free shipping on many items. So if you’re looking for the best possible deal on Amazon.

Bottom Line

We’re always looking to improve the way in which we give you access, so be sure not to miss out on all of our great updates by visiting us online right now.

We’re here for you. We’ll help answer any questions or concerns about the rsx upgrade as long as they don’t involve technical details like how it works in a general sense! If there’s anything else on your mind, please let us know because someone will be happy to assist immediately-we want this process easy and breezy.

As a prospective buyer, it’s important that you research the product thoroughly before purchasing. There are many online forums where people can share their knowledge and experiences with different products in order to help guide your decision on what is best for yourself.

With our guide, you can find the best rsx upgrade available on the e-commerce market. We make use of Big Data and AI data to compile this list, so it is highly accurate.

The process of creating this content was challenging, but our team persevered through it to bring you the best possible results. We read user reviews and looked at what buyers think about each product so that your buying experience will be satisfying.

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