ACT 07-09 BMW 135/335/535/435/Z4 N54 XT/Perf Street Sprung Clutch Kit - BM14-XTSS fits_2005-2013`Audi`A3 Dyno tested and produced significant

Dyno tested and produced significant power increases of +58 HP / +77 lbs

This system uses a ribbed bellows silicone intake tube for maximum flexibility and is ribbed to prevent vacuum collapse while maintaining a perfect fit

best cold air intake

Mellow Exhaust Note

35-in provides sufficient clearance in the engine bay

ACT 07-09 BMW 135/335/535/435/Z4 N54 XT/Perf Street Sprung Clutch Kit - BM14-XTSS fits_2005-2013`Audi`A3 Dyno tested and produced significantBM14 XTSS kit features an Xtreme pressure plate for the most demanding driver. ACT Xtreme pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's Performance street discs are the most popular disc purchased. They