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Another Crazy Carl original product! The Tunnel Ram is a patented intake for the Dodge Cummins diesel engine. It's unique design increases the airflow into the head, which is a known choke point, and distribute the air charge more uniformly between cylinders. Proudly made in the USA with aircraft...

Backordered with No ETA   **Updated on 05/13/2024** Another Crazy Carls original product! The Tunnel Ram CR is a new patented intake for the 03-07 Dodge Cummins 24V diesel engine. Proudly made in the USA from aircraft quality billet aluminum and pressure tested to over 200p...

This item normally ships out in 1-2 business days EVEN if you choose expedited shipping. For those who want the custom look, a dual plate allows twin intake horns. Proudly made in the USA from aircraft quality billet aluminum and pressure tested to over 200psi, The Tunnel Ram is able to withst...

This item normally ships out in 3-5 business days EVEN if you choose expedited shipping. Another Crazy Carls original product!The Tunnel Ram 12V is a patented intake for the 91-98 Dodge Cummins 12V diesel engine. Proudly made in the USA from aircraft quality billet aluminum and pressure t...

Another Crazy Carl's original product! The Tunnel Ram 24-P is our patented intake for the 98-02 Dodge Cummins 24V diesel engine WITH A P7100 CONVERSION. Proudly made in the USA from aircraft quality billet aluminum and pressure tested to over 200psi, The Tunnel Ram is able to wit...