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2013-2018 Cummins 4 inch downpipe back exhaust
$578.00 USD
The 2013-2018 Cummins 4 inch downpipe back exhaust system delivers maximum flow and performance for your diesel engine. This complete solution replaces restrictive factory components with mandrel-bent tubing that reduces backpressure and improves horsepower and torque output. The 4 inch diameter accommodates aggressive tuning while maintaining durability under heavy loads. Engineered for Cummins specifications, this system integrates seamlessly from the turbo outlet through the rear axle. Ideal for trucks prioritizing power gains and towing capability. OFFROAD USE ONLY
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Frequently asked questions
What is the return policy?
Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right.
Are any purchases final sale?
We are unable to accept returns on certain items. These will be carefully marked before purchase.
When will I get my order?
We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
Where are your products manufactured?
Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.
How much does shipping cost?
Shipping is calculated based on your location and the items in your order. You will always know the shipping price before you purchase.