Transmission

The K-Tuned Slave Cylinder is a great upgrade for those wanting to increase their clutch system performance and reduce grinding gears. Also perfect to replace leaking or worn out OEM units (generally 60-80k its a good idea to get a new one anyhow). Many...

Acuity Instruments 8th Gen Civic Stage 1 Shift Kit 2006-2011 Honda Civic Si & Non-Si. This upgrade kits gives you an overhaul to everything but the shifter assembly itself. With everything listed here the point of it all is to tighten and improve the...

06-11 Honda Civic Si 8th Gen Exedy stage 1 Clutch & HARDmotion Forged Performance Lightweight Flywheel The best clutch and flywheel combo on the site, all the performance, half the price. This is one of the best setups money can buy for anyone...

Competition Clutch Lightweight Flywheel for K-Series Hondas The Competition Clutch Forged Lightweight Steel Flywheel for the K-Series Honda engines part # 2-800-ST. This 13lb flywheel is the perfect flywheel for those who want a lightweight flywheel but...

Exedy Stage 2 Clutch for K-Series | 3 & 4 Puck Sport Edition The Exedy Stage 2 Clutch for K-Series motors w/ k20 or k24 engines, part # 08951, 08951P4. This upgraded clutch is capable of handling more power and torque than of course the stage 1...

Acuity 06-11 Honda Civic Adjustable Short Shifter 3-way The ACUiTY Adjustable Performance Shifter for the 06-11 8th Gen Honda Civic is a product of over a year of meticulous design and testing. This shifter stands out among other 8th Gen Civic shifters...

Hybrid Racing Maxim Shift Boot Collar - Red or Black Do you want to change the knob on your car's gear shifter but don't like how the boot around it looks loose afterward? We've got the solution! Our two-piece shift boot collar can replace the part that...

Fidanza Lightweight Aluminum Flywheel for K-Series | 191471 The lightweight aluminum / steel hybrid flywheel from Fidanza for the K-Series motors. These Fidanza flywheels are built with tons of technology and although they are aluminum base, the...

Acuity Base Bushings 06-11 Civic | 8th Gen Civic (manual trans) Introducing Acuity Base Bushings for 8th Gen Civic (06-11) | Enhanced Shift Performance! Upgrade your shifting experience with the Acuity Base Bushings designed specifically for most Honda...

Acuity 06-11 Honda Civic Adjustable Short Shifter 1-way The ACUiTY Adjustable Performance Shifter for the 06-11 8th Gen Honda Civic is a product of over a year of meticulous design and testing. This shifter stands out among other 8th Gen Civic shifters...

Clutchmaster Lightweight Steel Flywheel for K-Series FW-037-SF The Clutchmaster "FW-037-SF" Lightweight Steel Flywheel for K-Series applications (see below fitment options). This 4140 Billet Steel flywheel is built to be lightweight while strong enough...

ACT K-Series Flywheel Civic RSX TSX "Excellence in Performance", backed by the best one-year warranty in the industry! XACT Flywheel Streetlite Noticeably improved engine response and acceleration, OE to mild gear rattle; Heat-treated forging for...