1988 - 1993 12V

Make the ultimate 1st Gen Cummins 12V with DPS 1st Gen Cummins Compound Turbo kit. Built just for intercooled 1st Gen Dodge Cummins trucks. Amazing for towing, racing, power, daily driving and Low EGT's.

DPS First Gen Turbo Upgrade is the best turbo For 1st gen Cummins trucks. are an excellent choice for towing, daily driving or racing. Our S300 based performance turbos for 1st gen Cummins are the best turbo for 1st gen Dodge Cummins 12V.

DPS 1st gen Cummins Exhaust Manifold, is a 12V first gen cummins exhaust manifold built for performance, 3-piece expansion joints for durability. Direct bolt-on first gen Cummins part, flows way better than stock, cools EGT's, is a factory replacement. OEM 04429349, 04883352.

The DPS patented Tubonator ® VGT is the most advanced turbine housing for S300 and S400 Borg Warner turbos. Increase Spool-up by 200-400 RPM's on your S300 or S400 turbo. Exhaust brake capable. Both electronic and mechanical vane control. Completely self contained electronics. DPS VGT turbine housing fits S300 exhaust wheel sizes 68, 71 & 73 mm, and S400 83/74 exhaust wheel sizes.

DPS Turbonator ® VGT for Dodge Cummins 5.9 & 6.7 Cummins is brand new patented & patent pending variable vane turbo technology, NOT a modified Holset vgt. Lower drive pressure, increase spool-up, power and performance. Built-in exhaust brake. A perfect 6.7 turbo upgrade or 5.9 turbo upgrade. Stand alone electronics. Our VGT has comparable A/R ratio's from 0.45 - 1.1 A/R for all S362, S364, S366, S368, S369, S467.7, S472 turbos.

DPS Performance Bus & RV Exhaust Manifold for 12V Cummins Motorhome. Cummins RV Manifold fits 1988-1998 Cummins bus engines and 5.9 Cummins Motorhomes. This 2-piece 5.9 Cummins industrial exhaust manifold and 12 valve cummins bus engine manifold has expansion joints. OEM 3931747, J901683, J931747