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Needing more performance, MPG's and sound from your 2015 - 2017 Expedition/Navigator? 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 Catted Downpipes will not cause CEL (check engine light).
On all SPD Performance's Aluminized Steel Catted Downpipes, you get:
Please allow up to 2 week for us to ship our downpipes. Please contact us for any expedited requirements.
We use EPA approved federal catalytic converters but you are responsible to verify that they are legal with your state and county laws.
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