HIGH IDLE KIT DURAMAX 2500 HD/3500 HD 2008-2019 & 4500 HD/5500 HD/6500 HD 2019-1036627 Year Applicable:2008-2010 Smooth plenum expansion creates signature

Smooth plenum expansion creates signature performance inline-6 appearance

Part Number: 479523

Part Number: 54-74102

The 3-angle adapter is used to speed up the air flow after the air filter for improved performance and throttle response

HIGH IDLE KIT DURAMAX 2500 HD/3500 HD 2008-2019 & 4500 HD/5500 HD/6500 HD 2019-1036627 Year Applicable:2008-2010 Smooth plenum expansion creates signatureFor when days are short and the nights are cold, you want your engine to heat up quicker. When you are using a PTO, or constantly idling , these are the times, when you need an elevated idle. BD's High Idle kits are easy to install and in most cases adjustable. FEATURES Easy to install Faster engine warm ups Adjustable Great to use for remote starters, PTO's and extended idling applications 900 1200 1500 1800 2100 RPM Bypasses Auto Engine Off