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Needing more performance, MPG's and sound from your 2018-2021 Expedition? Look no further! All of SPD's catted downpipes use the highest grade catalytic converters and larger 3" diameter mandrel bent tubing which improves throttle response, mileage and overall performance while reducing turbo lag and exhaust temperatures. Our downpipes do not require custom tuning and can be used as a factory downpipe replacement. Our catalytic convertors are made in the USA and are designed to be used in racing applications.
On all SPD Performance's aluminized catted downpipes, you get:
We use EPA approved federal catalytic converters but you are responsible to verify that they are legal with your state and county laws.
We will NOT ship this product to California.
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