Outfront Motorsports 575 Complete Cylinder Head Package W25 Heads intake Manifolds and Accessories King Racing’s XP series features

King Racing’s XP series features pMax Black™

The XtremeX is a great choice for professional level motorsport or more demanding road car applications

The material is 4130 Alloy Steel to provide a further increase in strength over the brazed stamped steel OEM version

Increased durability and strength from stronger material

Outfront Motorsports 575 Complete Cylinder Head Package W25 Heads intake Manifolds and Accessories King Racing’s XP series featuresThe Outfront Motorsports 575 Cylinder Heads are the perfect entry level replacement heads if you had a failure requiring you to completely replace heads or if you just want brand new heads outright. These heads are a great option for you basic bolt on engines up to 575 BHP. The Outfront 575 Heads start with new OEM Genuine Subaru head castings. A multi angle valve job is performed as well as a fresh resurface. The heads go through multiple cleaning