2017-2025 Duramax 6.6L L5P Combo Kit - Listing 3

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 2017-2025 Duramax L5P! This kit is made in the USA and not a chinese kit.
 
Typically in stock and ready to ship!
 
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,
 
Brand new AC Delco Gaskets
All coolant hoses
Plates with bolts needed for install
9th Injector plug
Silicone cap and clamp
 
(Optional in the drop down menu)
A full 3.5" downpipe made from 304 Stainless Steel also made in the USA and comes with heat wrap roll, two clamps to secure the heat wrap, and hardware for installation.
 
***Please note, the kit pictured is for the 17-19 L5P. The 2020-2025 kit is slightly different so the contents differ from what's pictured.***
 
Commonly Asked Question:
Q. John, I see you have multiple listings for this kit, what is the difference?
A. We have multple suppliers that we use for these kits and so we separated them into different listings. We offer these kits from a few different companies to keep inventory in stock at all times if one were to fall out of stock, we a few different options to choose from. Each kit we offer meets the quality standards of John C Garage so there is no bad choice between any of them!
 
 
Related items:
CanBus plug set HERE
HP Tuners Unlock cable HERE
HP Tuners MPVI3 HERE
Down pipe by itself HERE
3D printed intake covers HERE
Upgraded coolant feed line HERE
WCFAB Heat Blanket HERE