Advanced Clutch XT/Perf Street Rigid Kit (AR1-XTSD) PPE_CeramicCoating_3 AR2-XTR4 kit features an Xtreme

AR2-XTR4 kit features an Xtreme pressure plate for the most demanding driver

Both headers feature: -16 gauge 304 stainless steel -Equal length runners -Parallel Merge Collector -3/8" head flange -TIG welded construction -Standard porting at flanges -When used with our high-flow cat or testpipe

The combination will make more power than any shorty header and high-flow cat combo

Finish:Polished

BM2-HDG4 kit features ACT's most popular Heavy Duty pressure plate

Advanced Clutch XT/Perf Street Rigid Kit (AR1-XTSD) PPE_CeramicCoating_3 AR2-XTR4 kit features an XtremeAR1 XTSD 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. The ACT Performance street rigid hub discs feature premium organic