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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18
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Description
KTuner ECU R1 Tuner Package - 05-06 RSX Type-S PRB ECUThis is a complete KTuner Rev1 board pre installed onto an 05 06 Acura RSX Type S "PRB" ECU. This will allow simple plug and play use. Requires no core, this is a complete out right purchase of a 05 06 PRB ECU and KTuner end user system pre installed and ready to use. KTuner ECU hardware end user tuning package comes with a single KTuner hardware unit paired with a single user license for the downloadable KTuner software. Requirements Laptop running
This is a complete KTuner Rev1 board pre-installed onto an 05-06 Acura RSX Type-S "PRB" ECU. This will allow simple plug-and-play use. Requires no core, this is a complete out-right purchase of a 05-06 PRB ECU and KTuner end-user system pre-installed and ready to use.
KTuner ECU hardware end user tuning package comes with a single KTuner hardware unit paired with a single user license for the downloadable KTuner software.
Requirements
- Laptop running Windows XP or newer version of Windows
- Internet connection to register your KTuner ECU upon first upload (requires to register an account on KTuner website)
Kit Contents
- 05-06 Acura Type-S PRB ECU (KTuner prepared w/surface mount sockets)
- Pre-installed KTuner Revision 1 end-user board
- USB cable
- Analog input harness
- KTuner software - can also be downloaded from HERE
KTuner Tuning Features
- Plug-n-play into 05-06 RSX Type-S without any wiring changes
- ECU circuit board is socketed to accept the KTuner end user board system
- Each unit is locked to one ECU and allows you to alter the settings in your ECU
- Full reading, reflashing, and datalogging
- On Board Logging (8MB) – RSX/Swap and Accord/TSX only as of 1/10/16
- Direct Flex Fuel input for ethanol content and temperature. RSX/Swap only as of 1/10/16
- Four (4) Analog inputs for 0-5 volt sensor signals. – All platforms
- Two (2) Speed inputs for VR or HALL sensors. – All platforms
- Peripheral port for Bluetooth, LCD displays, and additional add-ons
- KTuner uses direct USB connectivity for fast data transfers
- Real-Time Tuning
- Adjust for aftermarket injectors, injector sizing
- Ignition and Fuel tables tuning
- VTEC tuning
- VTEC window control
- Knock tuning
- Adjustable rev-limiter
- Adjustable 2-step/ launch control
- Anti-lag
- Aftermarket MAP sensor support
- Expandable tables for boost
- PWM boost control for use with electronic boost control solenoid
- Boost cut
- Closed loop control
- Disable sensors and OBD2 monitors
- Disable immobilizer
- 6 programmable outputs (nitrous control, etc)
- No core required!
Vehicle Applications
- 02-04 RSX Type-S: 02-04 to 05-06 adapter harness required
- 05-06 RSX Type-S: direct plug-n-play affair (no adapter harness required)
- *K-swapped vehicles (88-00 Civic/CRX, 90-01 Integra) using an 05-06 engine harness.
*For K-series swapped vehicles, KTuner utilizes the 05-06 Honda/Acura ECU's. If you are using an 02-04 RSX engine harness and 02-04 K-swap adapter harness, you will need a KTuner 02-04 to 05-06 ECU adapter harness, available separately.
This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws.
**Chip color may vary**
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 1665 reviews
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Product Reviews
★★★★★ 5
All-around thumbs up!
Size: 934W-Z, Color: Black
So far, so awesome. Easy to assemble, comfortable, arrived quickly and is exactly what I was looking for. I have a tall work bench in my new studio so I needed a chair that we could allow me to sit higher than a regular office chair and allow me to get off my feet after standing on the concrete floor. Plus its a nice looking chair that I am sure will last a long time. I love the flip-up arms and the lumbar support. This is just right!
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Reviewed in the United States on May 8, 2026
★★★★★ 5
Perfect Balance of Comfort, Support, and Style!
Size: 934-Z, Color: Black, Size: 934-Z, Color: Black
I’ve been using this chair for a few weeks now, and I’m genuinely impressed with how much of a difference it’s made in my workspace. The mesh back is one of my favorite features—it offers excellent breathability and prevents that sticky, overheated feeling you sometimes get with solid-back chairs, even after sitting for hours. The seat cushion is firm enough to give proper support but still has enough give to keep me comfortable through long workdays. It feels like the perfect middle ground between soft and supportive.
The adjustable foot ring has been a complete game changer for me. I use a taller desk setup, and having somewhere to rest my feet makes a huge difference in posture and overall comfort. Whether I’m sitting upright for focused work or leaning back to read, it’s always at the right height.
The flip-up armrests are another smart design choice. When I’m typing, I like to have them down for support, but when I’m done, I can flip them up and push the chair neatly under my desk—saving space and keeping things tidy. The casters roll smoothly on both hardwood and rugs, so I can move around easily without scraping the floor or getting stuck. The overall build quality feels solid and sturdy, with no wobbles or creaks.
Assembly was surprisingly quick—everything was clearly labeled, the parts felt durable, and it only took me about 20 minutes from opening the box to sitting in the chair. The sleek, modern look is another big plus—it blends in perfectly with my home office décor without feeling bulky or taking up too much visual space.
If you’re looking for a chair that combines comfort, ergonomic support, durability, and style, I can’t recommend this one enough. It’s equally great for work, studying, or just relaxing at your desk, and it’s definitely been worth every penny.
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Reviewed in the United States on August 12, 2025
★★★★★ 3
OK for the price, but overall comfort is avergae
Size: 934-Z, Color: Mustard
Easy to put together, color (mustard) accurate to images, and while I understand this is not a high-end chair, I feel like it still needs to be rated for its quality.
Pros: the seat cushions are fairly comfortable and it rolls well. Adjustable footrest is easy enough and mostly sturdy.
Cons: For a tall office chair, it doesn't go up high enough. I actually had to lower my standing desk to sit at it, which then isn't where I want it when I'm standing now. It's also a bit wobbly. The seat area's attachment to the post isn't as solid as it should be for a tall chair, so while sitting, it does tend to lean/slope forward and wobble side to side. The lumbar support is not adjustable, so I'm not even really sure what it does. And the armrests are not very comfortable to use. Since they are hard plastic, they are just a bit too rigid to rely on for any comfort. They are basically there to hold on to when you're getting out of the chair.
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Reviewed in the United States on May 29, 2026
★★★★★ 4
Good Value for a Tall Chair
Size: 934W-Z, Color: White
I have received this chair just today and would like to give my first impressions of it.
Height is super adjustable as well as the foot rest. My desk is very tall (~34 inches vs standard ~29 inches) and does not suit a standard height chair. This chair's height is enough to sit comfortably at mybut also still having adjustment to be even higher.
Lumbar support is a manual adjustment that can be adjusted by sliding the lumbar piece up or down and it seems it can be tiled as well.
No reclining feature or slight backrest tilt adjustment. I'm used to my chairs reclining so it feels a little awkward siting in a flat base and straight backrest. I feel like I'm sitting too forward or leaning forward slightly but is probably something I can get use to.
Easy to put together and feels very sturdy. Plastic parts of chair are made from a really sturdy plastic, like playhouse plastic materials. Wheels roll around carpet easily. Mesh seems to be a strong material, though the mesh feels kind itchy on bare skin.
Overall, I think this is a good chair to get if you're needing a tall chair for a good value and can sacrifice no backrest tilt.
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Reviewed in the United States on December 3, 2025
★★★★★ 5
Excellent value for money!
Size: 934W-Z, Color: Black, Size: 934W-Z, Color: Black
I absolutely love this office chair! I needed a chair that could support my standing desk without sacrificing comfort, and this one completely exceeded my expectations. It's incredibly sturdy and durable, well-made, and the height adjustment is super convenient, making it easy to find the perfect fit. Even during long hours of work, the seat is comfortable, and the ergonomic design effectively reduces pressure on my back and legs. I love its clean, modern look—it fits my home office perfectly. Assembly was quick and easy, and for this price, the quality is absolutely fantastic!
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Reviewed in the United States on February 24, 2026