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XDR Latest Products
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Mishimoto Silicone Radiator Hose Kit for 1991-1993 Dodge 5.9L Cummins
$355.95
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Mishimoto Oil Cooler Kit for 2022+ Subaru WRX - MMOC-WRX-22TBK
$809.95
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Mishimoto MMTS-WRA-03L Racing Thermostat for Jeep Wrangler
$68.95
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Dinan Cold Air Intake - 2000-2003 BMW M5
$1,499.95 $1,687.95 -
Chevrolet, International (6.6) Computer Chip Programmer
$1,190.66
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Product
Price
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- Delta Flow® technology delivers Flowmaster’s most aggressive, deepest four-inch case street muffler sound
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- High-temperature paint finish stands up to the heat of street and strip driving
- Universal fitment with a compact 9.50-inch body and 2.50-inch inlet for flexible installation
- Purpose-built for Street/Strip vehicles that demand a powerful, rich exhaust tone
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- Delivers improved throttle response, power, and mileage with a moderate, non-intrusive tone
- Built from large 3.00-inch aluminized steel tubing and includes a 70 Series Big Block II muffler (PN 53073)
- Especially recommended for towing applications thanks to its efficiency-focused, mild-to-moderate sound
- Angle-cut tailpipe lets you finish the look with your own choice of exhaust tip (sold separately)
- CARB (California) compliant and fits both 2WD and 4WD models on 133, 155, or 168.4-inch wheelbases
- Easy fit with all necessary parts, hardware, and U-Bolt clamping included
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- Straight-through 4.0-inch stainless steel perforated core delivers strong flow with a deep, mellow, moderate tone
- Fully MIG-welded 409 stainless steel construction with embossed Flow FX logos for show-quality durability and looks
- Reversible internal design installs in either direction to fit your specific vehicle application
- Compact 6-inch diameter body makes packaging easy while suiting large displacement gas engines
- Show-quality performance muffler at an economical price point
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- 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
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- Three-chamber Delta Flow® design with an internal tuning chamber to cut down interior resonance
- Moderate sound level: aggressive exterior tone with a quieter, more livable cabin
- Built from 16-gauge aluminized steel and fully MIG welded for maximum durability
- High-temperature paint finish stands up to demanding exhaust heat
- 2.50″ inlet with dual outlet and universal fitment for flexible exhaust routing
- Ideal for late-model muscle cars wanting performance sound without highway drone
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- Delta Flow® technology delivers Flowmaster’s most aggressive, deepest four-inch case street muffler tone
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- High-temperature paint finish stands up to heat and the elements
- Universal fitment with a 2.50-inch inlet and 9.50-inch body width for flexible installs
- Tuned for street/strip vehicles that demand a rich, powerful exhaust note
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- Three chamber Delta Flow® design with an internal tuning chamber cuts interior resonance while keeping an aggressive exterior tone
- 16 gauge aluminized steel, fully MIG welded construction for maximum durability
- High-temperature paint finish resists the extreme heat of the exhaust system
- Universal fitment with a 2.50 inch inlet for flexible street/strip builds
- Moderate sound level delivers Flowmaster performance with less cabin drone
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- Delta Flow® three-chamber design with an internal tuning chamber cuts interior resonance for a quieter cabin
- Delivers the same performance and exterior tone as the two-chamber version, just with less drone
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 2.50″ inlet gives installers flexibility across many exhaust setups
- Moderate sound level tuned specifically for street/strip driving
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- Delta Flow® technology uses internal deflectors for increased scavenging, better performance, and reduced interior sound
- Aggressive Flowmaster tone with milder exterior sound and less interior resonance than the standard 40 Series
- Rugged 16-gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fit with 3.00-inch inlet and dual outlet location for flexible custom exhaust builds
- High-temperature paint finish helps protect against exhaust heat and the elements
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- Delivers a deep, mellow, moderate tone from the 70 Series Big Block II muffler without excessive drone
- Scavenger Series Y-collector and 3.00-inch mandrel-bent piping boost scavenging and torque
- CARB (California) compliant and emissions-legal for street use
- Bolt-on design uses factory hanger locations and includes all hardware for easy at-home installation
- Custom-fit for 1996-1999 Silverado / Sierra 1500 with the 5.7L engine
- Backed by Flowmaster’s 3-year Limited Warranty
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- Delta Flow® two-chamber design with Delta deflectors for increased scavenging and better performance
- Aggressive exterior tone with reduced interior resonance compared to the standard 40 Series
- Heavy-duty 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 3.00-inch inlet, ideal for custom street/strip exhaust builds
- High-temperature paint finish helps protect the muffler in real-world driving conditions
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- True dual crossmember-back system with a built-in H-pipe crossover for balanced flow and tone
- 16-gauge mandrel-bent stainless steel tubing for durability and unrestricted exhaust flow
- Super 44 Series mufflers (P/N 842546) deliver a moderate to aggressive interior and exterior tone
- Improves throttle response, power, and mileage — hallmark Flowmaster performance benefits
- Includes all hangers and hardware for an easy, straightforward installation
- CARB (California) compliant with a 2.50″ inlet and dual tail pipes
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- Delta Flow® two-chamber design with deflectors increases scavenging for better performance
- Aggressive tone with milder exterior sound and reduced interior resonance versus standard 40 Series
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with 3.00″ inlet and dual outlet — ideal for classic muscle car builds
- High-temperature paint finish protects against heat and the elements
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- Delta Flow® two-chamber design increases scavenging for better performance while cutting interior drone
- Milder exterior tone and 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 stands up to intense exhaust heat
- Universal fitment with a 3.00″ inlet makes it a flexible choice for classic muscle car builds
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- 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
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- Straight-through 3.00-inch stainless steel perforated core delivers efficient flow and a deep, mellow performance tone
- Fully MIG-welded 409 stainless steel construction for show-quality looks and long-term durability
- Reversible internal flow design installs in either direction to fit your vehicle’s offsets
- Moderate sound level offers a distinct alternative to the chambered Flowmaster sound
- Compact case size and economical price point make it easy to fit and easy to afford
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- Delivers Flowmaster’s most aggressive, deepest sounding four-inch case street muffler tone
- Delta Flow® technology carried over from the larger Super 40 series for proven performance
- 16-gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a compact 4-inch case and 3.00-inch inlet for flexible custom builds
- High-temperature paint finish helps it stand up to real-world exhaust heat
- Ideal for classic muscle car owners who want bold, unmistakable sound
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- Delta Flow® technology delivers a powerful, rich, aggressive exhaust tone
- Flowmaster’s deepest sounding, highest performing four-inch case street muffler
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- High-temperature paint finish for lasting protection against heat
- Universal fit with a 9.50″ body width—ideal for classic muscle car builds
-
- Delta Flow® technology and an enlarged case deliver improved sound control plus mileage and power gains
- Mild sound level keeps your ride street-friendly without heavy interior drone
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal fitment with a 2.50″ inlet diameter for flexible installation
- Ideal for trucks, SUVs, RVs, tow vehicles, and high-performance street cars
- High-temperature paint finish stands up to exhaust heat
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- Delta Flow® technology delivers Flowmaster’s most aggressive, deepest four-inch case street muffler sound
- 16 gauge aluminized steel, fully MIG welded for maximum durability
- Universal fitment with offset (same side) outlet for flexible custom installs
- High-temperature paint finish resists heat and the elements
- Compact four-inch case with a 9.50-inch body width fits a wide range of builds
- Purpose-built for Street/Strip vehicles that demand an aggressive tone
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- Three-chamber Delta Flow® design with an internal tuning chamber cuts interior resonance while keeping an aggressive exterior tone
- Same performance and exterior sound as the two-chamber version, but with less cabin drone
- 16 gauge aluminized steel, fully MIG welded for maximum durability and long life
- Universal fitment with a 3.00″ inlet for flexible custom exhaust installations
- High-temperature paint finish stands up to real-world exhaust heat
- Moderate sound level ideal for classic muscle cars and street-driven builds
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- True dual crossmember-back system with a built-in H-pipe crossover and Super 44 Series mufflers for an aggressive-to-moderate tone
- Built from durable 16-gauge, 2.50-inch mandrel-bent stainless steel tubing for smooth, efficient flow
- Delivers improved throttle response, power, and mileage
- Includes all hangers and hardware needed for installation, with tailpipes that exit in the factory location
- CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
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- Delta Flow® three-chamber design adds an internal tuning chamber to cut interior resonance while keeping the aggressive exterior tone
- Delivers the same performance and exterior sound as the two-chamber version, but with a quieter cabin
- 16 gauge aluminized steel and fully MIG-welded construction for maximum durability
- Universal fitment with a 3.00 in inlet and dual outlet for flexible custom exhaust builds
- Moderate sound level tuned for street/strip driving
- High-temperature paint finish stands up to heat and the elements
-
- Three-chamber Delta Flow® design with an internal tuning chamber reduces interior resonance for a quieter cabin
- Same performance and exterior tone as the two-chamber version, but with less drone inside the vehicle
- 16 gauge aluminized steel, fully MIG welded for maximum durability
- Moderate sound level — aggressive outside, comfortable for daily driving
- Universal fit with a 3.00-inch inlet, ideal for classic muscle car builds
Showing 25–48 of 339 results
