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Upgrade your 2015.5-2016 6.6L LML Duramax with this premium 4-inch exhaust system featuring a secure 3-bolt flange connection. Engineered for diesel performance, this exhaust delivers improved airflow and enhanced engine efficiency. The larger diameter piping reduces backpressure while maintaining durability under demanding conditions. Perfect for trucks seeking better throttle response and a more aggressive exhaust note. Direct fit design ensures hassle-free installation on your LML platform.
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2015.5-2016 6.6L LML Duramax 4 inch exhaust (3 bolt flange)
$713.00 USD
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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.