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.
MagnaFlow 19345 Cat Back Exhaust System (15-16 Ford Mustang 2.3L)
$554.76
ROUSH 422097 Axle Back Quad Tip Exhaust for 2018-2022 Mustang GT
$799.95
Flow master Outlaw Axle Back Exhaust System
$522.95
2018-2022 Mustang GT 5.0L Coupe Roush 422093 Cat-Back Exhaust System with X Pipe
$1,234.95
MBRP S7275BLK 3" Cat Back, Dual Split Rear, Race Version Exhaust System with 4.5" Tips (Black Coated)
$729.99
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
NXTSTEP PERFORMANCE Axle Back Exhaust Back compatible with 2015-2021 Ford Mustang V6/ECO EX3041
$329.99
Flow master Outlaw Axle Back Exhaust System
$609.95
Corsa 14337 Cat Back Exhaust (Ford Mustang GT)
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
Borla 11890 ATAK Axle-Back Exhaust System
$721.99