Recirculation & blow off valve all in one for customers that want both styles
Recirculation & blow off valve all in one for customers that want both styles
Lower charge air temperature, increase power
Allows perfect fixation of the fuel pressure regulator in the desired location.
Brings true 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction vehicle
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
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+1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head
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*
Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware
More durable engine mounts for higher horsepower vehicles
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!
Serious engine oil cooling for the most demanding engines
This product was last offered at the strikethrough price on
05-06-2026
Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries For Our 25th Anniversary Sweepstakes!
Serious engine oil cooling for the most demanding engines
Version 1.
Greatly reduces unwanted engine movement without excess vibration