Integrated Engineering 06A Ultimate Crankshaft Girdle Kit | MK4 GTI · Jetta · GLI · MK1 Beetle · B5 Passat · A4 · B6 A4 · MK1 TT | 1.8L Turbo I4 G87 M2 3.0L Turbo I6 [S58] Aggressively-sized resonance tuned manifold runners

Aggressively-sized resonance tuned manifold runners and flow tested velocity stacks deliver more air to the cylinder than any other manifold on the market

Upgrading your factory Audi B9/B9

Lowers 37 mm or 1

Retains OE spring to greatly reduce cam follower wear

Diamond Black

Integrated Engineering 06A Ultimate Crankshaft Girdle Kit | MK4 GTI · Jetta · GLI · MK1 Beetle · B5 Passat · A4 · B6 A4 · MK1 TT | 1.8L Turbo I4 G87 M2 3.0L Turbo I6 [S58] Aggressively-sized resonance tuned manifold runnersMaking over 600HP? Protect your 1. 8T 06A block from flexing, cracking, or failure under extreme RPM or high horsepower applications. The IE ultimate girdle kit will help protect your race engine from severe main bearing wear or even a broken crank. This girdle kit uses a 1 4 steel plate to bolt on the underside of your block to reinforce it and prevent from flexing under high power use. The girdle plate bolts to all of the main journals, using the