an industry leader in fastener technology

it is a MUST to use Heavy Duty pins

1986-1987      E30     M3 Evo I

2020-Present     G20/G21     B3

Lock nut and protective plastic cap for M6 main power terminal

BMW / Toyota B58 Gen2 Cut Ring Head Gasket by Athena-SCE Bore Size - Thickness:84.5 mm - 0.040" an industry leader in fastenerThis B58 Gen 2 Head Gasket is specifically engineered to replace OEM part # 11115WAA04 and # 11127934495 Factory OEM & MLS head gaskets are only engineered to handle a limited amount of cylinder pressures before they start to leak, causing a range of issues, including engine overheating, loss of power, misfires, and in severe cases, catastrophic engine failure. Athena SCE Cut Ring Head Gaskets are uniquely designed to handle increased cylinder