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Description
MagnaFlow 99-04 Mustang Mach 1 V8 4.6L Dual Split Rear Exit Stainless Cat-Back Performance ExhaustThe MagnaFlow 1999 2004 Ford Mustang Competition Series Cat Back Performance Exhaust System 16394 brings an aggressive, attention grabbing edge to the deep resonant exhaust note we're so well known for. This exhaust kit is designed to enhance your 4. 6L 1999 2004 Ford Mustang with dyno proven performance made possible thanks to fast flowing mandrel bent 3in. main piping and 2 Straight Through mufflers ending in a Dual Split Rear exit with 3in.
The MagnaFlow 1999-2004 Ford Mustang Competition Series Cat-Back Performance Exhaust System 16394 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we're so well known for. This exhaust kit is designed to enhance your 4.6L 1999-2004 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 3in. Polished Clamp-On Single Wall Angle Cut Cut Edge tips featuring a sporty finish. The exhaust system's cat-back layout replaces your ride's exhaust system from near the catalytic converter on back. Exhaust system 16394 is engineered to make your vehicle's engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 16394's direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow's limited lifetime warranty. Please check to ensure compliance with local noise regulations.This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2004 | Ford | Mustang | GT |
| 2001 | Ford | Mustang | GT Bullitt |
| 2003-2004 | Ford | Mustang | Mach 1 |
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- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
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4.9 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 5
Simply Perfect
Format: Hardcover
Great package great product
Amazing graphic novel with impeccable printing quality
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Reviewed in the United States on January 21, 2026
★★★★★ 3
Okay
Format: Hardcover
Hard to understand. But once you do...you'll fall in love with this!
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Reviewed in the United States on January 10, 2026
★★★★★ 5
Five Stars
Format: Hardcover
Just another good piece to add to my collection. Awesome was excited to get it.
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Reviewed in the United States on December 20, 2014
★★★★★ 5
Five Stars
Format: Hardcover
Awesome
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Reviewed in the United States on December 15, 2014
★★★★★ 1
Poor quality. Very disappointing
Format: Hardcover, Format: Hardcover
The product said in good shape. This is not good shape. Product is damaged and held together by tape
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Reviewed in the United States on December 11, 2022