Transmission

HARDmotion Hyper-Shift 06-11 12-15 Civic Si K-Series EM1 CMC & HD Slave Kit V2.0 "2nd gear grind fix" The HARDmotion 06-11 / 12-15 Civic Si & Acura RSX EM1 CMC & Stainless steel clutch line kit. The...

K-Tuned CMC & Slave Combo w/ Stainless Steel line The 2002-2006 RSX, 2002-2005 EP3, 2006-2011 8th Gen Civic Si, 2012-2015 Civic Si, and 2004-2008 Acura TSX all have a known issue with their factory...

The HARDmotion K-Series Performance HD Slave Cylinder Improve shifts, faster shifts and reduce 2nd gear grind and lockout issues. This high performance "Heavy Duty" slave cylinder features no clutch...

Hybrid Racing Shifter Cables 2012-2015 Honda Civic Si The Hybrid Racing cables are a performance upgrade replacement for stock OEM cables. which are prone to st

Acuity K-Series Transmission Performance Shifter Select Springs Honda officially calls these the "First-2nd Select Spring" and "Fifth-Sixth Select Spring." They are the parts in your transmission...

K-Tuned Spherical Shifter Cable Bushing for K-Series The K-Tuned Shifter cable bushings for Honda K-Series Motors. These bushing feature a spherical bushing with a rubber covering. Also rubber...

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...

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!...

Acuity 10th Gen Civic Shifter Cable Bushing Upgrade 2016-2020 Acuity 10th Gen Honda Civic Shifter Bushing Upgrade for the 2016-2020 Civic Manual. These bushings upgrade from the plyable oem bushings...

K-Tuned 2012-2015 9th Gen Honda Civic Billet Short Shifter The K-Tuned 9th generation Honda Civic shortshifter made out of billet aluminum is a very well built unit. Built from the ground up with...

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...

Acuity Instruments Adjustable Short Shifter 9th Gen 2012-2015 Honda Civic The Acuity Instruments Adjustable Short Shifter for the 9th Gen 2012-2015 Honda Civic (all models). The first adjustable...

Improved shifting! Replace rubber with aluminum Helps eliminate unwanted shifter movement Fits: 2002-2006 RSX  2001-2005 Honda Civic Non-Si 2004-2014 TSX  2012-2015 Honda Civic Si 2003-2012 Honda...

Comp Clutch K-Series 06-11 Civic si / 12-15 civic si / RSX / TSX / ILX - Organic Sprung Clutch Kit w/ Flywheel This organic clutch kit from competition clutch, offers many benefits and ease of...

HARDmotion Hyper-Shift Forged Flywheel for 12-15 Honda Civic Si (Flashpro Required) HARDmotion FORGED STEEL Hyper-Shift Lightweight Performance Vented Flywheel

Hybrid Racing Maxim Shift Boot Collar - Titanium 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...

Innovative 12-15 Civic K-Series Billet Aluminum Mounts 75A Bushings (K24Z7 and Manual Trans)

Innovative 12-15 Civic K-Series Black Steel Mounts 75A Bushings (K24Z7 and Manual Trans)