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Flowtech Headers, Mufflers & More

Flowtech headers, mufflers, and exhaust systems deliver the sound and power your performance machine demands! From full-length headers for classic muscle cars to turbo-back...

Flowtech headers, mufflers, and exhaust systems deliver the sound and power your performance machine demands! From full-length headers for classic muscle cars to turbo-back exhaust systems for late model vehicles, Flowtech make exhaust products for a wide range of applications. Summit Racing offers the complete line of Flowtech mufflers, including its popular Raptor mufflers and Afterburner mufflers. Plus, we’ve got long-tube and shorty headers, Flowtech cat-back and turbo-back exhaust systems, crossover pipes, exhaust gaskets, exhaust tips, and more. For enhanced power with a performance sound, go with the flow—Flowtech!

Individual Parts

Part Groups

Results 1 - 25 of 107

Flowtech Headers 11705-7FLT

Headers, Block Hugger, Stainless, Polished, 2.5 in. Collector, D-port, Street Rod, Chevy Small Block, Pair

Part Number: BIG-11705-7FLT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31000FLT

Headers, Block Hugger, Steel, Ceramic Coated, Chevy, Small Block, Pair

Part Number: BIG-31000FLT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Flowtech Headers 11706FLT

Headers, Block Hugger, Steel, 2.5 in. Collector, Round Port, Street Rod, Chevy Small Block LS, Pair

Part Number: BIG-11706FLT

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Flowtech Hugger Toobs 10010FLT

Header Extensions, Hugger Toobs, Steel, Natural, 2 1/2 in. Collector, Pair

Part Number: BIG-10010FLT

4.05 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 12000FLT

Headers, Block Hugger, Painted, Small Block, Ford, 289-351W, Universal Street Rod, 1.625 in.x 2.500 in., Pair

Part Number: BIG-12000FLT

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Flowtech Headers 11706-1FLT

Headers, Block Hugger, Steel, Silver Ceramic Coated, Round Port, Street Rod, Chevy Small Block LS, Pair

Part Number: BIG-11706-1FLT

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Flowtech Headers 11500FLT

Headers, Long Tube, Steel, Painted, Chevy, GMC, Small Block, Pair

Part Number: BIG-11500FLT

4.51 out of 5 stars ( 79 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 12540FLT

Headers, Long Tube, Steel, Painted, Ford, Big Block FE, Pair

Part Number: BIG-12540FLT

4.39 out of 5 stars ( 75 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31108FLT

Headers, Shorty, Steel, Ceramic Coated, Chevy, Oldsmobile, with Chevy, Small Block, Pair

Part Number: BIG-31108FLT

3.79 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11108FLT

Headers, Shorty, Steel, Painted, GM Car with Chevy, Small Block, Pair

Part Number: BIG-11108FLT

4.63 out of 5 stars ( 32 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31100FLT

Headers, Long Tube, Steel, Ceramic Coated, Chevy, Car, Small Block, Pair

Part Number: BIG-31100FLT

3.63 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31500FLT

Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, SUV, Pickup, Small Block, Pair

Part Number: BIG-31500FLT

4.39 out of 5 stars ( 28 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 32542FLT

Headers, Long Tube, Steel, Ceramic Coated, Ford, Big Block FE, Pair

Part Number: BIG-32542FLT

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 32540FLT

Headers, Long Tube, Steel, Ceramic Coated, Ford, Big Block FE, Pair

Part Number: BIG-32540FLT

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11575FLT

Headers, Shorty, Stainless Steel, Natural, 3-Bolt Flange, Chevy, Small Block, LS Engine, Pair

Part Number: BIG-11575FLT

3.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11100FLT

Headers, Long Tube, Steel, Painted, Chevy, Car, Small Block, Pair

Part Number: BIG-11100FLT

4.2 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11572FLT

Headers, Turbo, Up and Forward, 304 Stainless Steel, Natural, 1.875 in. Primary, 2.50 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair

Part Number: BIG-11572FLT

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11150FLT

Headers, Long Tube, Steel, Painted, Oldsmobile, Pontiac, 350, 403, Pair

Part Number: BIG-11150FLT

4.41 out of 5 stars ( 27 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11530FLT

Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Big Block, Pair

Part Number: BIG-11530FLT

4.58 out of 5 stars ( 31 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11506FLT

Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Small Block, Pair

Part Number: BIG-11506FLT

4.68 out of 5 stars ( 28 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 12542FLT

Headers, Long Tube, Steel, Painted, Ford, Pickup, 4WD, 352-390, FE, Pair

Part Number: BIG-12542FLT

4.18 out of 5 stars ( 61 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31112FLT

Headers, Long Tube, Steel, Ceramic Coated, Chevy, Small Block, Pair

Part Number: BIG-31112FLT

4.58 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 11576FLT

Headers, Shorty, Stainless Steel, Polished, 1 5/8 in. Primary, Chevy, Small Block, LS, Pair

Part Number: BIG-11576FLT

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 13504FLT

Headers, Long Tube, Steel, Painted, Dodge, W100, W150, W200, Pickup, Big Block, B, RB, 4WD, Pair

Part Number: BIG-13504FLT

4.18 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Flowtech Headers 31130FLT

Headers, Long Tube, Steel, Ceramic Coated, Chevy, Big Block, Pair

Part Number: BIG-31130FLT

3.95 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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