SPD Performance Alpha Catted Downpipes - 2023-2026 F150 5.2L (Raptor R Version)
Factory Raptor R downpipes are restrictive (2.25 inch front / 2.5 inch post tubes), creating high backpressure and exhaust gas temperatures (EGTs) reaching 1950°F that cause factory cats to fail.
The SPD Alpha Catted Downpipe solves this by upgrading to a direct-fit, high-flow system that requires no custom tuning.
Key Features & Specifications
- Industry-First Alpha Cats: Next-generation 400-cell ultra-high-flow green catalytic converters. They are extra-loaded with rhodium to meet green emissions standards while increasing flow by over 90% compared to previous 400-cell models.
- 3-Inch 304 Stainless Steel Tubing: Mandrel-bent for optimal exhaust flow, paired with CNC laser-cut flanges and TIG/MIG welding for strength.
- Integrated 4% Flex Pipe: Designed to absorb shock from engine movement and chassis flex.
- Zero Check Engine Light (CEL): Engineered to maintain emissions compliance without throwing error codes.
- Secure Installation: Includes a direct manifold bolt-on design and high-grade v-band clamps for a leak-free seal.
Performance Benefits
- Lowers catalytic converter temperatures
- Improves throttle response, overall performance, and fuel mileage
- Reduces harmful exhaust backpressure
* SPD uses EPA approved federal catalytic converters but you are responsible to verify that they are legal with your state and county laws.
Avoid surprises. Review the Description tabs below — important info inside!
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No Sales to California
No Sales to California
We are not selling any products to CA. Any orders with CA billing or shipping will be cancelled minus a 5% fee and refunded.
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. THE SALE, USE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)(3)).


