2017-2023 Duramax 6.6L L5P Combo Kit

This combo kit consists of the highest quality parts to ensure you have a reliable truck for many years down the road and to clean up the engine bay of your 2017-2023 Duramax L5P!
 
It includes everything needed to install! This kit provides the best coolant lines available so you don't have to worry about those failing and leaving you stranded which is often found in other kits we've seen on the market.
 
What's included is,
 
A full 3.5" downpipe that comes heat wrapped (Optional)
Brand new AC Delco Gaskets
All coolant hoses
Plates with bolts needed for install
9th Injector plug
Silicone cap and clamp
 
We typically keep these in stock and ready to ship!