COMP Cams Valve Seals 3/8in PTFE W/.500in 512-12 2020 BMW X5M (F95)/X6M (F96) Does the silver finish need

Does the silver finish need prep or can I bolt them on as-is

Tools Required: Minimal tools needed for straightforward installation

Powder-coated surface finish for corrosion and abrasion resistance in all weather conditions

It significantly improves adhesive bond strength for long-lasting installation

Grab a gasket set rated for shorty headers while you're at it

COMP Cams Valve Seals 3/8in PTFE W/.500in 512-12 2020 BMW X5M (F95)/X6M (F96) Does the silver finish needCOMP Cams Valve Seals 512 12 Set of 12 PTFE Valve Seals for . 500" Guide Size, 3 8" Valve Stem 512 12 Valve Seals, 3 8" PTFE W . 500" Guide COMP Cams Valve Seals 3 8in PTFE W . 500in