1966 Exhaust Systems - Header-back System Style - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Header-Back Dual 2.5 Inch Exhaust System 1965-1972 Buick, 1964-1972 Chevy, 1965-1972 Olds, 1966-1972 Pontiac SUM-680121

Summit Racing™ Header-Back Dual 2.5 Inch Exhaust System 1965-1972 Buick, 1964-1972 Chevy, 1965-1972 Olds, 1966-1972 Pontiac SUM-680121

Exhaust System, Header-Back, 2.50 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680121

4.5 out of 5 stars ( 107 )

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Summit Racing™ Header-Back Dual 2.5 Inch Exhaust System 1963-1974 Chevy, 1973-1974 Olds, 1967-1974 Pontiac SUM-680101

Exhaust System, Header-Back, 2.50 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8, Kit

Part Number: SUM-680101

4.5 out of 5 stars ( 174 )

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Summit Racing™ Header-Back Dual Exhaust Systems for 1967-1973 COUGAR, 1964-1973 MUSTANG - SUM-680110

Exhaust System, Header-Back, 2.25 inch, Split Rear Exit, Steel, Aluminized, Ford, Mercury, Kit

Part Number: SUM-680110

3.74 out of 5 stars ( 35 )

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Summit Racing™ Header-Back Dual Exhaust Systems for 1967-1973 COUGAR, 1964-1973 MUSTANG - SUM-680111

Exhaust System, Header-Back, 2.50 inch, Split Rear Exit, Steel, Aluminized, Ford, Mercury, Kit

Part Number: SUM-680111

3.37 out of 5 stars ( 62 )

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Summit Racing™ Header-Back Dual 2.25 Inch Exhaust System 1963-1974 Chevy, 1973-1974 Olds, 1967-1974 Pontiac SUM-680100

Exhaust System, Header-Back, 2.25 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680100

4.63 out of 5 stars ( 30 )

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Flowmaster Stainless Steel American Thunder Exhaust Systems 817202

Exhaust, American Thunder, Header-Back, Stainless Steel, Stainless Tips, GM, Passenger Car, Kit

Part Number: FLO-817202

5.0 out of 5 stars ( 2 )

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Summit Racing™ Header-Back Dual 3 Inch Exhaust System 1963-1974 Chevy, 1973-1974 Olds, 1967-1974 Pontiac SUM-680102-NM

Exhaust System, Header-Back, 3.00 inch, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, No Mufflers, Kit

Part Number: SUM-680102-NM

4.38 out of 5 stars ( 26 )

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Summit Racing™ Header-Back Dual 3 Inch Exhaust System 1965-1972 Buick/Olds, 1964-1972 Chevy, 1966-1972 Pontiac SUM-680122-NM

Exhaust, Header-Back, 3 in., Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-680122-NM

4.38 out of 5 stars ( 8 )

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Flowmaster Stainless Steel American Thunder Exhaust Systems 817412

Exhaust System, American Thunder, Header-Back, Stainless Steel, GM A Body, Kit

Part Number: FLO-817412

3.2 out of 5 stars ( 5 )

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Flowmaster American Thunder Exhaust Systems for 1963 1000 SERIES, 1963-1966 C10 PICKUP - 817937

Exhaust System, American Thunder, Header-Back, 409 Stainless Steel, 1963-66 Chevy/GMC, C10, Long and Short Bed, Straight /Side/Down Outlets, Kit

Part Number: FLO-817937

4.25 out of 5 stars ( 4 )

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Summit Racing™ Header-Back Dual 2.5 Inch Exhaust System for 1964-1972 Chevy/Buick/Olds/Pontiac SUM-680121-SS

Exhaust System, Header-Back, 2.50 inch, 409 Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-680121-SS

2.5 out of 5 stars ( 2 )

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Summit Racing™ Header-Back Dual Exhaust Systems SUM-680102

Exhaust System, Header-Back, 3.00 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680102

4.83 out of 5 stars ( 12 )

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Summit Racing™ Header-Back Dual 2.25 Inch Exhaust System 1965-1972 Buick, 1964-1972 Chevy, 1965-1972 Olds, 1966-1972 Pontiac SUM-680120

Exhaust System, Header-Back, 2.25 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680120

4.45 out of 5 stars ( 20 )

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Summit Racing™ Header-Back Dual 2.5 Inch Exhaust System for 1963-1974 Chevy, 1973-1974 Olds, 1967-1974 Pontiac SUM-680101-SS

Exhaust System, Header-Back, 2.50 inch, 409 Stainless Steel, Buick, Chevy, Olds, Pontiac, Kit

Part Number: SUM-680101-SS

4.71 out of 5 stars ( 7 )

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Summit Racing™ Header-Back Dual Exhaust Systems for 1967-1973 COUGAR, 1964-1973 MUSTANG - SUM-680111-SS

Exhaust System, Header-Back, 2.50 inch, 409 Stainless Steel, Ford, Kit

Part Number: SUM-680111-SS

1.8 out of 5 stars ( 5 )

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Flowmaster Pipe Kits 17107

Exhaust System, Header-Back, Steel, Aluminized, H-Pipe, Buick, Chevy, Oldsmobile, Pontiac, A-Body, Kit

Part Number: FLO-17107

4.44 out of 5 stars ( 16 )

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Doug's Headers LS Swap Exhaust Systems for 1963-1972 C10 PICKUP, 1967-1972 C15/C1500 PICKUP - DES102

Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, H-pipe, Rear Coil Spring, Chevrolet, GMC, Small Block LS, Kit

Part Number: DOU-DES102

4.0 out of 5 stars ( 1 )

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Pypes Header/Crossmember-Back Exhaust Systems SMB10

Exhaust System, No Mufflers, Header-Back, Stainless Steel, X-Pipe, Dodge, Plymouth, B-Body, V8, Kit

Part Number: PYE-SMB10

3.62 out of 5 stars ( 13 )

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Flowmaster Stainless Steel American Thunder Exhaust Systems for 1964-1966 MUSTANG - 817273

Exhaust System, American Thunder, Dual, Header-back, Stainless, Natural, H-pipe, Split Rear Exit, Ford, Kit

Part Number: FLO-817273

5.0 out of 5 stars ( 2 )

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Hooker Competition Header-Back Exhaust Systems 16522HKR

Exhaust Systems, Competition Header-Back, Dual, Steel, Aluminized, Split Side Exit, Chevy, GMC, Small Block, Kit

Part Number: HOK-16522HKR

3.75 out of 5 stars ( 20 )

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Hooker Blackheart Exhaust Systems 705013111RHKR

Exhaust System, Blackheart, Header-back, 3.00 in. Dual, Underbody, Stainless Steel, Natural, with Mufflers, GM LS Swap Only, Kit

Part Number: HOK-705013111RHK

4.29 out of 5 stars ( 7 )

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Summit Racing™ Header-Back Dual Exhaust Systems SUM-680122

Exhaust System, Header-Back, 3.00 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680122

3.78 out of 5 stars ( 9 )

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Flowmaster American Thunder Exhaust Systems for 1964-1966 MUSTANG - 17273

Exhaust, American Thunder, Header-Back, Steel, Aluminized, H-Pipe, Polished Tips, Ford, Kit

Part Number: FLO-17273

3.57 out of 5 stars ( 7 )

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Hooker Competition Header-Back Exhaust Systems for 1963-1974 CORVETTE - 16521HKR

Exhaust Systems, Competition Header-Back, Dual, Steel, Aluminized, Split Rear Exit, Chevrolet, Kit

Part Number: HOK-16521HKR

4.05 out of 5 stars ( 22 )

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Hooker Competition Header-Back Exhaust Systems 16562HKR

Exhaust Systems, Competition Header-Back, Dual, Steel, Aluminized, Split Side Exit, Ford, Big Block FE, Kit

Part Number: HOK-16562HKR

3.5 out of 5 stars ( 4 )

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