Rudy's CAT Fuel Filter Adapter For 01-16 6.6 Duramax DC or 3 holes to suit

or 3 holes to suit your wiring needs

2019-Present 6

The rest is a matter of routing throughout your vehicle

Wehrli Model WCF100164

Rudy's CAT Fuel Filter Adapter For 01-16 6.6 Duramax DC or 3 holes to suitUpgrade your Duramax fuel system with Rudys CAT Fuel Filter Adapter Kit, designed for 20012016 GM 6. 6L Duramax engines. This kit allows you to install a high efficiency 2 micron CAT style filter in place of the restrictive OEM filterwithout any major modifications. Whether you're running an LB7, LLY, LBZ, LMM, or LML, this adapter improves fuel cleanliness and injector protection. The billet aluminum adapter mounts directly to the factory location