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Exhaust Systems

First Gen Cummins Exhaust

Exhaust Systems and Pipes from Diamond Eye, Bully Dog, Flow Pro, Expandit and others for 1989-1993 Dodge 5.9L Cummins. Pure Diesel Power offers all the top brands. We carry clamps and exhaust accessories from Cummins and Diamond Eye. We offer many different options for both intercooled and non-intercooled 1st gen Cummins trucks, as well as 2 wheel drive and 4 wheel drive exhaust systems. We have exhausts with mufflers, and also straight pipe options. When you're ready to upgrade your 1st gen, this is the place to look!

*Please note: Some 5 inch and dual exhaust systems DO NOT work with a factory spare tire installed. Please contact the exhaust manufacturer before purchasing to verify fitment.