Planted Seat Bracket - BMW 3 Series (E21, 1975-1983) - Driver/Left OGR Dealer 5HP and 10 wheel horsepower

5HP and 10 wheel horsepower - real world seat of your pants gain from this muffler bypass pipe system

Upgrade your driving experience with this professional-grade add-on

SOUND: Get a moderate increase in exhaust volume with a more refined flat 6 tone than the dull factory exhaust system

Power gains will vary with each Carrera

The classic graphic illustrates Sparco's Racing heritage

Planted Seat Bracket - BMW 3 Series (E21, 1975-1983) - Driver/Left OGR Dealer 5HP and 10 wheel horsepowerPlanted Seatbase Adapter Brackets are an easy solution for adapting your aftermarket seat to the floor of your specific vehicle. Planted Seat Brackets are constructed from 3 16" thick steel for superior strength. Able to accept sliders from most major seat manufacturers like Bride, Cobra, OMP, Racetech, Recaro, Sparco, Status and more, allowing for easy installation of aftermarket seats in your vehicle. Extra material is also provided for direct seat