GSC Manganese Bronze Intake Valve Guides - Subaru WRX 2015-2020 / Scion FR-S 2013-2016 / Subaru BRZ 2013-2020 (Set of 8) Volkswagen Arteon The new PF01 is a

The new PF01 is a high quality

Eagle's EJ257 STI rods include ARP 3/8in 2000 rod bolts for extensive ability to handle power and boost

Matte Black or in Gold (limited sizes)

Red housing with APR Logo

If you're purchasing a new Ford Focus RS

GSC Manganese Bronze Intake Valve Guides - Subaru WRX 2015-2020 / Scion FR-S 2013-2016 / Subaru BRZ 2013-2020 (Set of 8) Volkswagen Arteon The new PF01 is aGSC Power Division Intake Valve Guide for FA20 (WRX BRZ FR S 86) Standard sized sold as set of 8 Oversized sold individually as +0. 001" and +0. 003" GSC3064 Standard (in mm) Total Length 1. 654 42. 01 Outer Diameter 0. 3964 10. 07 Valve Stem Diameter 5. 5mm