2011-16 DPF-Back Kit 5" (Duramax LML)

Elevate your 2011-16 GM/Chevy Duramax LML's performance with the Sixty-Six 5" DPF-Back Exhaust Kit. Expertly crafted for optimal airflow and efficiency, this kit promises not only an enhanced driving experience but also a noticeable improvement in horsepower and torque. Whether you opt for the durable aluminized or the robust 409 SS construction, you're investing in longevity and top-tier performance. Designed to fit all cabs and beds seamlessly, this kit stands as a testament to superior engineering and passion for automotive excellence. Tailored Fit: Designed exclusively for 2011-16 GM/Chevy Duramax LML, ensuring a perfect fit for all cabs and beds. Material Choices: Available in both resilient 5" aluminized and premium 409 SS constructions. Performance Enhancement: Experience a noticeable boost in horsepower, torque, and overall driving dynamics. Durable Design: Built to withstand the test of time, ensuring your vehicle sounds and performs at its best for years to come. Stylish Finish: The 409 SS variant boasts stylish exhaust tips, adding a touch of elegance to your vehicle.