best exhaust for first gen cummin
When consulting with diesel mechanics about their go-to exhaust setup for a first gen Cummins, one name kept coming up— the Cummins Onan 155-3481-01 Exhaust Tailpipe. As someone who’s personally installed and tested this piece, I can tell you it’s built for durability and perfect fit. The 1-3/8″ outer diameter connects securely to the generator’s … Read more