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Ford Mustang S197 APR GTR Rear Diffuser 2005-2009
Ford Mustang S197 APR GTR Rear Diffuser 2005-2009
Ford Mustang S197 APR GTR Rear Diffuser 2005-2009
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Ford Mustang S197 APR GTR Rear Diffuser 2005-2009

Marsoni M251S
Sale price$445.05
Pay 4 payments of $111.26 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Ford Mustang S197 APR GTR Rear Diffuser 2005-2009SKU: AB 262019 Ford Mustang S197 APR GTR Rear Diffuser 2005 2009 Diffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of the car get disrupted causing a vacuum of low pressure air. To help channel the high speed air flow coming from underneath the car, diffusers redirects the high speed air flow to transition smoothly into the
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 2497 reviews
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Product Reviews
O
Verified Purchase
Omar K.
Lexington, US
★★★★★ 5
Flutes and size perfect
Color: Silver
Excellent
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
R
Verified Purchase
Richard Gammon
Boise, US
★★★★★ 5
Good quality
Color: Silver
Works perfect for my 2009 jeep 3.8
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
J
Verified Purchase
jake
Lexington, US
★★★★★ 4
Excellent quatity cheap.
Color: Silver
Pervect fit. Heavy duty.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 21, 2026
S
Verified Purchase
S. Brown
Whiting, US
★★★★★ 3
Very tight fit on 74mm Mobile 1 Filters
Color: Silver
It claims to fit "some" 74mm Mobil 1 filters. It's a fraction too small, but will work if you "force" the tool on the filter.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 25, 2026
D
Verified Purchase
Dustin
Chelsea, US
★★★★★ 5
Works if you need help. Not a miracle in a bottle.
Size: 1 Count (Pack of 1)
It has worked every time I've used this product. Won't fix a damage catalytic converter but will help you pass the test if your car almost passed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026

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