PDI Big Boss Stage 1 Performance Kit for Cummins X15 and ISX ranger

PDI Big Boss Stage 1 Performance Kit for Cummins X15 and ISX rangerAvailable for: 2010 2022 Cummins ISX15 & X15 Engines **PDI Big Boss Intake manifolds are built to increase performance and balance the air going into the engine. By opening up the manifold in key areas airflow will increase up to 35% leading to lower air intake temperatures resulting in power gains of up to 20hp. These direct replacement manifolds are simple to install and utilize factory hardware. Like all PDI products, the Big Boss intake manifolds

This is because here at FASS Fuel Systems we focus on perfecting our pumps and how they are engineered

3 position locking windshield

We are an ADD-ON after market product

Rough Country’s 2in Leveling Kit features a Lifetime Replacement Guarantee

and intake resulting in maximum horsepower

A tank with a leak can ruin a good day of riding

this exhaust system is engineered to route exhaust gases over the rear axle and exit from both the driver and passenger sides

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With the BIG BOSS Intake Manifold for Cummins ISX15 2010-2013 installed

Exhaust Manifold Install Kit

Included in this comprehensive kit are high-quality stainless steel exhaust tips

our exhaust kit strikes the perfect balance of form and function