Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference
Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference
Designed to handle continuous temperatures up to 1,800°F
2.5" stainless steel mufflers for use with stock tips
Dyno Proven Gains up 24WHP and 19 ft-lbs Torque
For Tiptronic Transmission or X51 Power Kit Equipped Vehicles Only
Dyno Proven Gains up 24WHP and 19 ft-lbs Torque
For Manual Transmission Vehicles Only
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Keep engine temperatures down with an additional radiator - does not include coolant
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-25-2026
Includes cleaner and re-oil additive
Lose 35 pounds and gain up to 23 whp in under an hour
Loud and Aggressive Sound!
Increase power by containing exhaust heat - Lava
Bolt-on upgrade for 25 HP and 22 ft/lbs of torque!
Keep engine temperatures down with an additional radiator - Includes coolant
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
04-08-2026
Includes Cone Filter, Heat Shield and all necessary hardware.
CARB certified for sale in all 50 states
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Version 1.
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button