2017-2026 Duramax 6.6L L5P Combo Kit

This combo kit consists of the highest quality parts to clean up the engine bay of your 2017-2026 Duramax L5P 2500/3500HD 6.6L and ensure you have a reliable truck for many years down the road! This kit is made in the USA and not a Chinese kit.
 
Always in stock!
 
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 OEM AC Delco Gaskets
All coolant hoses
Plates with bolts needed for install
9th Injector cap
Silicone caps and clamps
 
(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.
 
High quality CAN bus plug set for the 2017-2019 and 2020-2023 Duramax L5P.  From what we've seen, there are no plugs needed for the 24+ trucks.
 
*** Please note, the kit pictured is for the 17-19 L5P. The 2020-2026 kit is slightly different, so the contents differ from what's pictured. ***
 
Related/Suggested items with this kit:
HP Tuners Unlock cable HERE
HP Tuners MPVI4 HERE
3.5" Down pipe by itself HERE
SRF 3D printed intake covers HERE
SRF Upgraded coolant feed line HERE
WCFAB L5P Heat Blanket HERE