Merchant Automotive 10457 High Idle Kit

The Merchant Automotive 10457 High Idle Kit gives you full manual control of the elevated idle on your 2001-2004 GM 6.6L Duramax LB7. This high idle kit does not require the installation of extra switches as it uses your existing cruise control switch. Get faster warm ups, and increased output from your charging system while reducing wear on your engine during situations that require idling for extended periods of time.