RFI Intake GM Duramax 6.6L 01-05 $303.59 This fully enclosed air intake system is designed to keep hot air out of the intake air stream. This intake seals tightly against cold air sources from within the engine bay, which ensures an improvement in performance and efficiency. Through real world and user testing, Bully Dog has proven that an enclosed air intake system along with a high flow cotton gauze filter will yield better air flow and colder intake temperatures than a stock system and an aftermarket open intake design. [ More Information ]	RFI Intake GM Duramax 6.6L 06-07 $303.59 This fully enclosed air intake system is designed to keep hot air out of the intake air stream, and has been specifically designed for the '06-'07 (LLY and LBZ) engines. This intake seals tightly against cold air sources from within the engine bay, which ensures an improvement in performance and efficiency. Through real world and user testing, Bully Dog has proven that an enclosed air intake system along with a high flow cotton gauze filter will yield better air flow and colder intake temperatures than a stock system and an aftermarket open intake design. [ More Information ]	RFI Intake GM Gas pickup and SUV 01-07 $303.59 This fully enclosed air intake system is designed to keep hot air out of the intake air stream. This intake seals tightly against cold air sources from within the engine bay, which ensures an improvement in performance and efficiency. Through real world and user testing, Bully Dog has proven that an enclosed air intake system along with a high flow cotton gauze filter will yield better air flow and colder intake temperatures than a stock system and an aftermarket open intake design. [ More Information ]
Replacement Filter GM Duramax 01-05 or Dodge Cummins 03-07 Rapid Flow Cone Filters 53100 $64.39 We carry high performance OEM stock replacement filters and RFI replacement filters. Filter types are manufactured under ISO 5011 conditions to ensure quality and they also feature lifetime reusability. Filters should also be protected from water and large particles by a pre-filter. This is the replacement filter for the 53100 GM Duramax 01-05 RFI system. [ More Information ]	Replacement filter GM Duramax 06-07 53101 $69.99 We carry high performance OEM stock replacement filters and RFI replacement filters. Filter types are manufactured under ISO 5011 conditions to ensure quality and they also feature lifetime reusability. Filters should also be protected from water and large particles by a pre-filter. This is the replacement filter for the 53101 GM Duramax 06-07 (excludes LMM) RFI system. Filter has a 5" opening. [ More Information ]	Duramax 6.6L 01-04 OEM Stock Replacement Filter $64.39 We carry high performance OEM stock replacement filters and RFI replacement filters. Filter types are manufactured under ISO 5011 conditions to ensure quality and they also feature lifetime reusability. Filters should also be protected from water and large particles by a pre-filter. [ More Information ]
01-07 GM and 03-07 Dodge Prefilter for RFI $32.99 Our RFI pre-filter is semi water repellen, it will extend the time between cleaning and will also greatly reduce the amount of time spent cleaning your filter [ More Information ]