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Street Race Truck More... The Toolbox

Flowmaster's product line includes exhaust products for Performance Street, Muscle Cars, Trucks, Street Rods, RV's, Motorhomes, and all types of race applications. With over 400 different Flowmaster muffler models, 370+ exhaust systems and numerous exhaust accessories available, Flowmaster exhaust offers you the choice of sound to fit your preference from "wild to mild" and your specific vehicle needs. Call our experienced Speedway Motors tech staff for live help and detailed information regarding your vehicle.

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Flowmaster 12512409 Hushpower II 409 Muffler 2.5 Inch ID, 12 Inch Case

Universal Fit, 2.50" Inlet Diameter, Stainless Steel

Ships Free
Video Available

Inlet Diameter: 2.50"

Outlet Diameter: 2.50"

Overall Length: 17.00"

Overall Width: 5.00"

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Flowmaster 42541 2-1/2 Inch Muffler, Offset Inlet/Centered Outlet

Universal Fit, 2.5" Inlet Diameter, 9.70" Overall Width

Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 19.2"

Overall Width: 9.70"

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Flowmaster 942546 Super 44 Muffler-Offset Inlet-Centered Outlet, 2-1/2

Universal Fit, 2.5" Inlet Diameter, 9.75" Overall Width

Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 19.25"

Overall Width: 9.75"

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Flowmaster Mufflers 42543 40 Series 2.5 Inch Muffler, Offset In/Outlet

Universal Fit, 2.5" Inlet Diameter, 9.70" Overall Width

Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 19.15"

Overall Width: 9.70"

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Flowmaster 12518409 Hushpower II 409 Muffler 2.5 Inch ID, 18 Inch Case

Universal Fit, 2.5" Inlet Diameter, 5.63" Overall Width

Ships Free
Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 24.00"

Overall Width: 5.63"

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Flowmaster 12012409 HP-2 409 Muffler, 2 In Inlet/Outlet, 12 Inch Case

Universal Fit, 2" Inlet Diameter, 2" Outlet Diameter

Ships Free
Video Available

Inlet Diameter: 2"

Outlet Diameter: 2"

Overall Length: 18.00"

Overall Width: 5.50"

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Flowmaster 15936 2-1/2 Inch U-Fit Universal Dual Exhaust Kit

Universal Fit, Header-Back Exhaust System Type

Ships Free

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.5"

Exhaust Exit: Dual Split Rear/Split Side

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Flowmaster 15937 3 Inch U-Fit Universal Dual Exhaust Kit

Universal Fit, Header-Back Exhaust System Type

Ships Free

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 3"

Exhaust Exit: Dual Split Rear/Split Side

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Flowmaster 15935 2-1/4 Inch U-Fit Universal Dual Exhaust Kit

Universal Fit, Header-Back Exhaust System Type

Ships Free

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.25"

Exhaust Exit: Dual Split Rear/Split Side

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Flowmaster 17119 Header Back Dual Out 64-72 Chevelle GTO &442 V8 Exhaust Kit

Buick, Chevy, Oldsmobile, Pontiac, Dual Single or Dual

Ships Free
Video Available

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.5"

Exhaust Exit: Dual Split Rear

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Flowmaster 12512300 Hushpower II 304 Muffler 2.5 Inch ID, 12 Inch Case

Universal Fit, 2.5" Inlet Diameter, 17" Overall Length

Ships Free
Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 17"

Overall Width: 5.63"

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Flowmaster 12518300 Hushpower II 304 Muffler 2.5 Inch ID, 18 Inch Case

Universal Fit, 2.5" Inlet Diameter, 23" Overall Length

Ships Free
Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 23"

Overall Width: 5.63"

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Flowmaster 12418400 Hushpower II 409 Muffler 2.25 Inch ID 18 Inch Case

Universal Fit, 2.25" Inlet Diameter, 23" Overall Length

Ships Free
Video Available

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Overall Length: 23"

Overall Width: 5.63"

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Flowmaster 53545-10 40 Series Delta Force Alcohol Sprint Car Muffler

Sprint Car, 3.5" Inlet Diameter, 3" Outlet Diameter

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Inlet Diameter: 3.5"

Outlet Diameter: 3"

Overall Length: 18.75"

Overall Width: 10.15"

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Flowmaster 12412400 Hushpower II 409 Muffler 2.25 Inch ID 12 Inch Case

Universal Fit, 2.25" Inlet Diameter, Stainless Steel

Ships Free
Video Available

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Overall Length: 17.00"

Overall Width: 5.00"

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Flowmaster 12412304 Hushpower II 304 Muffler 2.25 Inch ID 12 Inch Case

Universal Fit, 2.25" Inlet Diameter, 4" Overall Height

Ships Free
Video Available

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Overall Length: 17.25"

Overall Width: 5.63"

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Flowmaster 817413 Stainless American Thunder Exhaust 59-64 Impala

$394.99
$501.00

59-64 Bel Air, 59-64 Biscayne, 59-64 Impala

Ships Free
On Sale

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.5"

Exhaust Exit: Dual Split Side

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Flowmaster 43041 40 Series 3 In. Muffler, Offset Inlet-Centered Outlet

Universal Fit, 3" Inlet Diameter, 3" Outlet Diameter

Inlet Diameter: 3"

Outlet Diameter: 3"

Overall Length: 18.85"

Overall Width: 9.70"

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Flowmaster 17139 American Thunder Exhaust Kit, 1969 Camaro/FB

$600.99
$762.46

1969 Chevy Camaro, 1969 Pontiac Firebird

Ships Free
On Sale

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.5"

Drivetrain: 2WD

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Flowmaster 13016100 Hushpower Pro Series Race Muffler-3 Inch In/Outlet

Universal Fit, 3" Inlet Diameter, 3" Outlet Diameter

Ships Free

Inlet Diameter: 3"

Outlet Diameter: 3"

Overall Length: 22"

Material Type: Stainless Steel

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Flowmaster 17174 1955-1957 Chevy Dual Exhaust Kit

Bel Air, One-Fifty Series, Two-Ten Series, Del Ray

Video Available

Exhaust System Type: Crossmember-Back

Single or Dual: Dual

Exhaust Pipe Size: 2.5"

Exhaust System Material: Aluminized Steel

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Flowmaster 943046 Super 44 3 In. Muffler, Offset Inlet-Centered Outlet

Universal Fit, 3" Inlet Diameter, 3" Outlet Diameter

Video Available

Inlet Diameter: 3"

Outlet Diameter: 3"

Overall Length: 19"

Overall Width: 9.75"

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Flowmaster 15925 Ball Flange 3 Inch Collector to 2.5 Inch

Universal Fit, 3 Inch Collector Diameter, Steel

Ships Free

Overall Length: 8.38"

Collector Diameter : 3 Inch

Outlet Size: 2-1/2"

Hardware Included: Yes

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Flowmaster 942446 Super 44 Muffler-Offset Inlet-Centered Outlet, 2-1/4

Universal Fit, 2.25" Inlet Diameter, Steel, Aluminized

Video Available

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Overall Length: 19.38"

Overall Width: 9.75"

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Flowmaster 817487 American Thunder Exhaust Kit, 2010-13 Camaro

$1,066.99
$1,353.28

10-13 Chevy Camaro, Cat-Back Exhaust System Type

Ships Free
On Sale

Exhaust System Type: Cat-Back

Single or Dual: Dual

Exhaust Pipe Size: 3"

Drivetrain: 2WD

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Flowmaster 12018409 HP-2 409 Muffler, 2 In Inlet/Outlet, 18 In Case

Universal Fit, 2.00" Inlet Diameter, Stainless Steel

Ships Free
Video Available

Inlet Diameter: 2.00"

Outlet Diameter: 2.00"

Overall Length: 24.00"

Overall Width: 5.50"

Compare
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Flowmaster Mufflers 942548 Super 44 2.5 Inch Muffler, Offset In/Outlet

Universal Fit, 2.5" Inlet Diameter, 9.75" Overall Width

Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 19.25"

Overall Width: 9.75"

Compare
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Flowmaster 42441 2-1/4 Inch Muffler, Offset Inlet/Centered Outlet

Universal Fit, 2.25" Inlet Diameter, Steel, Aluminized

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Overall Length: 19.25"

Overall Width: 9.70"

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Flowmaster 17382 Delta Force Exhaust Kit, 1968-70 Mopar B-Body

$802.99
$1,018.59

Charger, Coronet, Belvedere, GTX, Roadrunner, Satellite

Ships Free
On Sale

Exhaust System Type: Header-Back

Single or Dual: Dual

Exhaust Pipe Size: 3"

Drivetrain: 2WD

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Flowmaster 952546 Super 40 Muffler-Offset Inlet-Centered Outlet, 2-1/2

Universal Fit, 2.5" Inlet Diameter, 5.1" Overall Height

Ships Free
Video Available

Inlet Diameter: 2.5"

Outlet Diameter: 2.5"

Overall Length: 19.75"

Overall Width: 10.25"

Compare
Quick View
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