A low exhaust note with a free flow design
A low exhaust note with a free flow design
Enables the control of a single electronic exhaust valve
Please visually confirm the exhaust valve actuator installed on your vehicle prior to purchase or installation - Only compatible with systems requiring a single electric valve actuator
This product was last offered at the strikethrough price on
08-25-2026
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
This product was last offered at the strikethrough price on
08-25-2026
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
This product was last offered at the strikethrough price on
08-25-2026
Eliminate intake restrictions for increased air flow and great power potential!
2X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
09-03-2026
Upgraded connecting rods designed for increased cylinder pressures and power
Upgraded connecting rods designed for increased cylinder pressures and power
Unlock the full potential of your Gen1 B58 powered BMW with Flex Fuel tuning.
Maximize performance and style with massive weight savings
Modification of the Rear Bumper Required w/ 4x76mm tips
Upgrade Your Gen 1 B58 With Kelford Cams!
For Vehicles With Gen 1 B58 Only
Upgrade Your Gen 1.5 B58 With Kelford Cams!
For Gen 1.5 B58 Cars
The PFS B58 Port Injection Kit from Vargas Turbo Technologies is designed for enthusiasts looking to push their B58-powered vehicles beyond the limits.
Prevent catastrophic cooling failures and maintain factory-level thermal management with a direct replacement coolant hose.
2X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
08-31-2026
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
A refined sound with better flow