Integrated Engineering Performance Valve Guide | VW · Audi | 1.8L Turbo I4 · 2.7L Turbo V6 · 4.2L V8 · 4.2L Turbo V8 MK8 GTI 2.0L Turbo I4 5052 Aluminum was the choice

5052 Aluminum was the choice for our CNC machined/press brake bent brackets with four of them featuring pre-installed nuts for painless installation

APR Ultracharger Throttle Body Upgrade

Protective plating on all metal components

you can install in seconds

Integrated Engineering Performance Valve Guide | VW · Audi | 1.8L Turbo I4 · 2.7L Turbo V6 · 4.2L V8 · 4.2L Turbo V8 MK8 GTI 2.0L Turbo I4 5052 Aluminum was the choiceIE performance valve guides directly replace the OE guides providing longevity, reliability, and performance for your cylinder head build. If your cylinder head has had the valve guides replaced previously, it is recommended to confirm the inside diameter of the holes in the cylinder head before installing new guides. In some cases, the holes in the head have worn, requiring valve guides with larger outside diameters to be used. It is common practice