To be installed as a kit with 830633, 830604 and 830634 or 830654 and 830674
To be installed as a kit with 830633, 830604 and 830634 or 830654 and 830674
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
High performance carbon fiber intake
Only to be used with the select pulley and Harrop Supercharger kit
Matched set with connections
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
D=62.3MM, To connect the exhaust pipes
For John Cooper Works Kit
Aftermarket performance intake and exhaust valve springs for your high revving engine
Aftermarket performance intake and exhaust valve springs for your high revving engine
Performance pistons in +1.00 size
Rings are sold separately.
Quick connect union T-fitting for 1/4" Nylon
More aggressive cams for higher top end power!
Your BMW's factory exhaust tips are fine for getting groceries, but if you've upgraded your valence or just want a rear-end aesthetic that matches your car's performance pedigree, "fine" doesn't cut it. It's time for an attitude adjustment.
10X Entries Into Our F80 M3 Sweepstakes
Water to air intercooler system that reduces heat much faster than the stock air to air system
Water to air intercooler system that reduces heat much faster than the stock air to air system