Valve springs and retainers are a MUST for high revving engines!
Valve springs and retainers are a MUST for high revving engines!
Set of 6
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Includes rings, wire locks, and wrist pins - 82mm bore, 9:8 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 81mm bore (stock), 9:1 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Stock fitment while being able to handle higher boost applications
FITS FACTORY PISTONS WITH 20MM WRIST PINS ONLY
Includes Crank Pulley, Bolt, and Shorter Belt
Ultimate racing clutch, pressure plate holds up to 684 FT LBS TQ
If you desire the ultimate in shifting, the JH Motorsports Solid Short Throw Shifter is the perfect solution!
For models with late style shifter (Cars that DO NOT have push-down style reverse)
All aluminum intercooler kit from the Audi S3 model - Improve your intercooler efficiency approx 30%
This intercooler can be installed with trimming your stock boost hose ends
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Improve airflow with our smooth, high flowing silicone throttle body inlet coupler
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
In House Engineered "Air Technology" for maximum performance and stunning aesthetics
10X Entries Into Our F80 M3 Sweepstakes
Vehicles with secondary air injection require the use of SAI Adapter Kit - ES2864860
This product was last offered at the strikethrough price on
06-13-2026
A cost effective improvement to your engine's efficiency, improving power and economy
This product was last offered at the strikethrough price on
09-18-2026
Designed to hold up to 440 ft/lbs of torque to the wheels with a sprung organic disc and steel flyweel
10X Entries Into Our F80 M3 Sweepstakes
For Use With DKM Flywheel Only
Need to handle up to 400hp?
Need to handle up to 400hp?
Tidy up your cabin with the COBB OBDII Universal Cable!