Breathe Performance
Select a vehicle to find exact fit parts
Shop by Brand
AEM 
aFe Power 
Airaid 
AWE Tuning 
Banks 
BBK 
Corsa 
Diablosport 
Dinan 
Edge 
FASS Fuel Systems 
Holley 
Injen 
JLT 
Magnum FORCE 
S&B 
Sinister 
Sniper Motorsports 
Superchips 
Takeda 
Volant 
XDR Latest Products
-
aFe Power AFE-85-10026 Aries Powersport Stage-2 Cold Air Intake System w/ Pro GUARD 7 Media Yamaha YZF250/450 03-09
$134.00
-
S&B Cold Air Intake For 03-08 Dodge Ram 1500 5.7L Hemi Extendable White
$437.73
-
Acura, Honda (Hatchback/Sedan - 1.5 - FWD) Exhaust System Kit
$1,412.18
-
AEM-21-2099DK DryFlow Air Filter
$83.99
-
Injen SP Short Ram Cold Air Intake System - SP1839 INJ-SP1839
$449.47
Image
Product
Price
-
- Premium Grade 3-Way universal converter engineered to keep the MIL light off and avoid common code issues
- Stainless steel construction and included heat shield deliver maximum durability
- Excellent flow characteristics with a 2.25 in. inlet and outlet for a wide range of applications
- Ceramic substrate with carefully engineered precious metal loading for maximum efficiency
- Federal (49-state) emissions compliant and manufactured in the USA
- Rated for engines up to 5.9L and gross vehicle weight up to 6,515 lbs
-
- Delta Flow® technology and Delta deflectors boost scavenging for better performance
- Milder exterior tone and reduced interior resonance compared to the standard 40 Series
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet for flexible custom and replacement exhaust builds
- Aggressive sound level tuned for street/strip driving
- High-temperature paint finish for added protection against heat and the elements
-
- Delta Flow® technology and Delta deflectors deliver increased scavenging for better performance
- Aggressive sound with a milder exterior tone and reduced interior resonance vs. the standard 40 Series
- Built tough from 16 gauge aluminized steel and fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet makes it a flexible choice for custom exhaust builds
- High-temperature paint finish stands up to the heat of Street/Strip use
-
- Delta Flow® technology and Delta deflectors boost scavenging for better performance and a quieter, less resonant cabin
- Aggressive exterior sound with a milder tone and reduced interior drone compared to the standard 40 Series
- Rugged 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet diameter for flexible custom and replacement exhaust builds
- Purpose-built for street/strip vehicles that demand both attitude and everyday livability
- High-temperature paint finish stands up to extreme exhaust heat and the elements
-
- Delta Flow® technology uses internal Delta deflectors to increase scavenging for better performance
- Aggressive exterior tone with reduced interior resonance compared to the standard 40 Series
- Built from 16-gauge aluminized steel and fully MIG welded for maximum durability
- High-temperature paint finish protects against extreme exhaust heat
- Universal fit with a 2.25-inch inlet and offset same-side outlet for flexible routing
-
- Delivers the most aggressive, deepest-sounding tone in Flowmaster’s four-inch case street muffler lineup
- Delta Flow® technology carried over from the larger Super 40 mufflers for strong performance
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 2.25-inch inlet for flexible custom and replacement builds
- High-temperature paint finish helps the compact four-inch case stand up to heat
- Purpose-built for street/strip vehicles that demand serious exhaust attitude
-
- Delivers Flowmaster’s most aggressive, deepest sounding four-inch case street muffler tone
- Proven Delta Flow® technology shared with the larger Super 40 series for strong performance
- 16 gauge aluminized steel body, fully MIG welded for maximum durability
- High-temperature paint finish helps resist heat and wear
- Universal fitment with a 2.25-inch inlet and 9.50-inch body width, ideal for classic muscle cars
-
- Delivers Flowmaster’s most aggressive, deepest four-inch case street muffler sound using proven Delta Flow® technology
- Fully MIG welded 16 gauge aluminized steel construction for maximum durability
- High-temperature paint finish stands up to the heat of everyday street driving
- Universal fitment with a 2.25-inch inlet, ideal for late model muscle car builds
- Compact 9.50-inch body width packs big, rich tone into a durable package
-
- Delta Flow® three-chamber design with an internal tuning chamber reduces interior resonance while keeping an aggressive exterior tone
- Delivers the same performance and exterior sound as the two-chamber version, but with less cabin drone
- Rugged 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- High-temperature paint finish helps withstand the heat of the exhaust environment
- Universal fitment with a 2.25″ inlet diameter for flexible classic muscle car and custom builds
- Moderate sound level ideal for street and highway driving
-
- Delta Flow three-chamber design with an internal tuning chamber cuts interior resonance for a quieter cabin
- Delivers the same exterior tone and performance as the two-chamber version with less interior drone
- 16-gauge aluminized steel and fully MIG-welded construction for maximum durability
- Moderate sound level makes it ideal for street/strip driving you can live with every day
- Universal fitment with a 2.25″ inlet gives you flexibility for custom exhaust builds
-
- Delta Flow® technology delivers the deepest, most aggressive tone in Flowmaster’s four-inch case street muffler lineup
- 16-gauge aluminized steel, fully MIG welded for maximum durability
- High-temperature paint finish helps the compact four-inch case stand up to the heat
- Universal fitment with a 2.25-inch inlet for flexible custom exhaust builds
- Rich, aggressive sound purpose-built for classic muscle cars
-
- Three-chamber Delta Flow® design with an internal tuning chamber cuts interior resonance while keeping an aggressive exterior tone
- Delivers the same performance and exterior tone as a two-chamber muffler, but with less interior drone for a more livable ride
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- High-temperature paint finish protects against the demanding exhaust environment
- Universal fitment with a 2.25″ inlet diameter for flexible street/strip applications
- Moderate, tuned sound level ideal for daily-driven performance builds
-
- Larger case size significantly reduces interior resonance for a deep, rich tone with a mild sound level
- Engineered to deliver both mileage and power gains on trucks, SUVs, and performance vehicles
- Built from 16-gauge aluminized steel and fully MIG welded for maximum durability
- High-temperature paint finish stands up to underbody heat and the elements
- Universal fitment with a 2.25″ dual inlet for flexible exhaust system integration
- Delta Flow® chambered design originally built for trucks and SUVs, also suited to muscle car applications
-
- Delivers improved throttle response, power, and mileage in a true Flowmaster cat-back upgrade
- 60 Series Delta Flow muffler tuned for a moderate exterior note and mild interior tone
- Durable aluminized steel build finished with a 2.50-inch brushed stainless steel tip for a subtle custom look
- Includes the muffler, 2.25-inch mandrel-bent tailpipe, U-bolt hardware, and all necessary parts for easy installation
- CARB (California) compliant and backed by a 3-year Limited Warranty
- Purpose-built fitment for 4WD applications with a clean single tailpipe design
-
- Delta Flow® technology and an enlarged case improve sound control while supporting mileage and power gains
- Mild sound level makes it ideal for trucks, SUVs, RVs, tow vehicles, and high-performance street cars
- 16 gauge aluminized steel construction with full MIG welds for maximum durability
- High-temperature paint finish stands up to the heat of everyday exhaust duty
- Universal fitment with dual 2.25-inch inlets for adaptable installation across a variety of builds
-
- Delta Flow® technology delivers strong performance with reduced interior resonance and drone
- Deep, aggressive sound derived from the classic Original 40 Series character
- Larger case profile ideal for forced induction and high-horsepower vehicles
- 16-gauge aluminized steel, fully MIG welded for maximum durability
- Universal 2.25″ inlet design fits a wide range of street/strip builds
-
- Delta Flow® technology delivers strong exhaust flow while cutting interior resonance and drone
- Larger case profile excels on forced induction and high horsepower muscle cars
- Deep, aggressive sound inspired by the Original 40 Series
- 16 gauge aluminized steel, fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet for flexible custom exhaust builds
- Race-bred design derived from Flowmaster’s Top Ten muffler lineup
-
- Delta Flow® technology delivers a mellow tone plus improved power and throttle response on 4 and 6 cylinder engines
- Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
- Moderate sound level keeps things refined — pair with a larger tailpipe or tip for a deeper tone
- Universal fitment with a 2.25″ inlet for flexible, rear-mount-friendly installation
- High-temperature paint finish adds protection against heat and underbody conditions
-
- Signature Flowmaster 40 Series sound — aggressive tone inside and outside the vehicle
- 16 gauge 409S stainless steel, fully MIG welded for maximum durability
- High-temperature paint finish for lasting protection against heat and the elements
- Universal fitment for Truck/SUV builds and custom exhaust systems
- 2.25″ inlet diameter with a 9.50″ body width in the classic chambered design
-
- Delta Flow® technology delivers Flowmaster’s most aggressive, highest-performing street tone in a four inch case
- 16 gauge 409S stainless steel, fully MIG welded for maximum durability
- High-temperature paint finish stands up to real exhaust system heat
- Universal fit with a 2.25″ inlet and 9.50″ body — ideal for late model muscle car builds
- Perfect centerpiece for a custom catback exhaust or cat back muffler system
-
- Delta Flow® technology delivers the aggressive, powerful tone muscle-car owners want in a compact four-inch case
- 16-gauge 409S stainless steel, fully MIG welded for maximum durability
- Universal fitment with a 2.25 inlet diameter for flexible exhaust system builds
- High-temperature paint finish stands up to heat cycling and the elements
- Ideal centerpiece for a late-model muscle car cat back exhaust system upgrade
-
- Complete crossmember-back kit built specifically for the 74-79 Corvette 350 with all parts and hardware included
- Stainless steel dual system with mandrel-bent 2.25-inch tubing for smooth, consistent flow
- Dual 60 Series Delta Flow mufflers plus Scavenger Series X-pipe for maximum power and a deep tone
- Moderate exterior and mild interior sound level for aggressive style without excess cabin drone
- Polished 3.00-inch stainless angle-cut tips with embossed logo for a finished, aggressive look
- Backed by Flowmaster’s Lifetime Limited Warranty and CARB compliant by design
-
- Application-specific fit for 1965–1968 Pontiac A-Body vehicles with a 389 or 400 c.i. Pontiac engine
- Manufactured from durable 2.50-inch mandrel-bent 409S stainless steel tubing for smooth, corrosion-resistant flow
- Sold as a complete dual pair with factory-style 2-bolt flanges for a direct, secure connection
- Correct 2.25-inch inlet and 2.50-inch main piping and outlet sizing for the Pontiac platform
- Backed by Flowmaster’s Lifetime Limited Warranty
-
- Larger case size delivers a deep, rich tone while significantly reducing interior resonance and drone
- Mild sound level makes it ideal for daily-driven street rods, muscle cars, trucks, and SUVs
- Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
- Delta Flow® design engineered to support mileage and power gains
- Universal 2.25-inch inlet fits a wide variety of custom and factory exhaust systems
- High-temperature paint finish stands up to demanding underbody heat
Showing 1–24 of 58 results
