Includes rings, wire locks, and wrist pins - 81mm bore (stock), 8.5:1 CR, 86.4mm stroke (stock)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 81mm bore (stock), 8.5:1 CR, 86.4mm stroke (stock)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 82mm bore (1mm overbore), 9.25:1 CR, 86.4mm stroke (stock)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*
Increase power by containing exhaust heat - Lava
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lower charge air temperature, increase power
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brings true 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction vehicle
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase boost in your engine with this new actuator
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
+1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head
Decrease heatsoak with this front mount intercooler
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes rings, wire locks, and wrist pins - 82mm bore, 9:8 CR, 86.4mm stroke (stock)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*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)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*
Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Compatible on models with AEB engine code only
More durable engine mounts for higher horsepower vehicles
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
NOT an under drive pulley, reduces rotational mass of stock pulley system.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Tested and ran in JHM's record setting B5 S4 - Reduces charge temperatures and increases power - Proven real world performer!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!