Modification guide & products
2021 Ford Mustang Exhaust Mods & Products
Full lineup of better sound upgrades for the 2021 Ford Mustang, with 12 compatible Amazon products across 1 upgrade type.
Custom Mufflers
$100–$1,000 partsNot satisfied with the sound inside? Want everyone around you to know that you are the fastest and most powerful racer in the whole neighborhood? Install a custom muffler on your car and your ride will sing in a whole new way.
3.0 IN Valved Axle-Back Twin 4.0 IN Tips (21002) Sport Variable Sound Level | 2018-2021 Mustang GT Coupe Black PVD
$2,222.99
Car Turbo Whistle, Exhaust Whistle Turbine Sound Exhaust Pipe Whistle, Universal Aluminum Turbo Sound Exhaust Muffler Pipe Whistle Car Blow off valve Simulator（XL-Black）
$8.99
Flow master Outlaw Axle Back Exhaust System
$609.95
NXTSTEP PERFORMANCE Axle Back Exhaust Back compatible with 2015-2021 Ford Mustang V6/ECO EX3041
$329.99
Borla 11939 ATAK Cat-Back Exhaust System 2.25 in. Incl. Muffler Assemblies/4x9 in. Single Round Rolled Angle-Cut Tip Single Split Rear Exit ATAK Cat-Back Exhaust System
$802.28
Corsa 14337 Cat Back Exhaust (Ford Mustang GT)
Borla 11890 ATAK Axle-Back Exhaust System
$721.99
Corsa 14334 Axle Back Exhaust (Ford Mustang GT)
$1,345.99
Borla 1014045BC Cat-Back Exhaust System 2.5 in. In/Out Incl. Tubing/Mufflers/Hardware/4 in. x 9.5 in. And 4 in. x 6.2 in. Dual Rolled Angle-Cut Tip Black Chrome Cat-Back Exhaust System
$2,047.99
Spec-D Tuning Catback Exhaust System Stainless Steel Burnt Tip Compatible with Ford Mustang 2.3L Ecoboost/Premium 2015-2020
$508.20
Flowmaster 717848 FlowFX Cat-Back Exhaust System Dual Out Rear Exit Incl. 3 in. Tubing/Straight-Through Mufflers/4 in. Black Ceramic Coated Tips 409 Stainless Steel FlowFX Cat-Back Exhaust System
$599.95
Corsa 14335 Cat Back Exhaust (Ford Mustang GT)
$1,966.99