Pay in 4 interest-free payments of $30.00 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Pro-Xtreme Upgrade Details:
1996-1999 E36 M3
but it's there for piece of mind
5" Cat-Back
Available in both naturally aspirated (CA18S) and turbocharged (CA18DET) variants
B58 Valve Guides JE Head Gasket Pro-Xtreme Upgrade Details:Our HD bronze valve guides for the BMW B58 engine are engineered for high performance, high boost applications where OEM materials reach their limits. These guides replace the factory BMW valve guides in the cylinder head (intake and exhaust assemblies). Built to withstand elevated temperatures, increased valve spring pressures, and sustained high RPM operation, they deliver exceptional stability and durability under demanding conditions. Machined
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