Introducing the complete line of performance exhaust systems from AFE. AFE performance exhaust systems feature 4" diameter mandrel-bent tubes for up to 80% airflow increases over stock 3-3.5" tubes. Increases up to 9HP & 19FT/LBS.

Each AFE performance exhaust system is available in two options:

Large Bore HD systems are non-corrosive aluminized 2-piece over axel with no tip.

Mach Force XP systems are polished 409 stainless steel 1-piece over axel with polished tip.

*Make your selection in the shopping cart* Includes installation instructions and all needed hardware.

THIS PART FITS:
'01-'06 ('07 Classic) Silverado 6.6L LB7 Diesel
'01-'06 ('07 Classic) Silverado 6.6L LLY Diesel
'01-'06 ('07 Classic) Silverado 6.6L LBZ Diesel