AIRTEC Motorsport Enlarged Top Hat for Astra Mk4/Mk5 Hose Colour:Red Mitsubishi 4G63 M11 head stud

Mitsubishi 4G63 M11 head stud kit

Dimensions - 245mmX175mmX56mm

causing serious problems

Non Resonated - which has the perfect mid ground tone(Race) Non Resonated - which was the loudest available and now Milltek have made this

Pre-made stainless steel braided oil lines with durable -AN fittings

AIRTEC Motorsport Enlarged Top Hat for Astra Mk4/Mk5 Hose Colour:Red Mitsubishi 4G63 M11 head studAIRTEC Motorsport Astra H enlarged top hat. Designed to work with standard and AIRTEC intercooler kits (Will fit most aftermarket intercooler kits). This bolt on DIY 10 minute job is the perfect upgrade to the Z20LET & Z20LEH 2. 0 turbo engines. Features: Improved throttle response Increased power Keeps charge temps down 2. 5" aluminium hard pipes for standard throttle body Includes: 90 degree hard pipe, top hat, silicone hose joiners, fitting kit.