ARP 400-1212 Header Bolt & Stud Kit for Chevrolet Big Block. 1.000˝ UHL ymm_49 Catalina 1959-1978

Catalina 1959-1978

remapping the ECU is mandatory to prevent potential “check engine light” warning signals

The AKRAPOVIČ tail pipe set is developed specifically for the BMW M2 (G87) / M3 (G80 / G81) / M4 (G82 / G83) and introduces a distinctive hexagonal design that clearly differentiates it from previous Akrapovič tailpipe shapes

S-BM/T/17H and E-BM/SS/8 must be ordered for cars without otto / gasoline particulate filter

Material: 8740 Chrome Moly

ARP 400-1212 Header Bolt & Stud Kit for Chevrolet Big Block. 1.000˝ UHL ymm_49 Catalina 1959-1978Specifications Socket Size(s) 3 8 12pt UHL (Qty: 16) 1. 000 Thread Size 3 8 washers included