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Summit Racing

OLDSMOBILE CUTLASS SUPREME Summit Racing Parts and Accessories

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Summit Racing™ Frame Brace Kits SUM-770800

Made in the USA Summit Racing™ Frame Brace Kits SUM-770800

Summit Racing™ Frame Brace Kits SUM-770800

Frame Brace, Chassis Stiffening, Steel, Natural, 68-72 Chevelle, GM A-body, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-770800

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

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

Made in the USA 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 )

Estimated Ship Date: Today

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Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770300

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770300

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770300

Crossmember, Transmission, Steel, Black, GM, TH200/TH350/M-21/M-22/Powerglide/Saginaw/Super T-10, Each

Part Number: SUM-770300

4.84 out of 5 stars ( 75 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770301

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770301

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770301

Crossmember, Transmission, Steel, Black, GM, 700R4/T-5/4L60, Each

Part Number: SUM-770301

4.74 out of 5 stars ( 47 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770302

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770302

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770302

Crossmember, Transmission, Steel, Black, TH400, 200-4R, Each

Part Number: SUM-770302

4.86 out of 5 stars ( 56 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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

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

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 )

Estimated Ship Date: Today

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Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770324

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770324

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770324

Crossmember, Transmission, Steel, Black, GM, G-Body, 4L80E, Each

Part Number: SUM-770324

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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

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

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 )

Estimated Ship Date: Today

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Summit Racing™ Lightweight Transmission Crossmembers SUM-770521

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770521

Summit Racing™ Lightweight Transmission Crossmembers SUM-770521

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770521

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770303

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770303

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770303

Crossmember, Transmission, Steel, Black, GM, TH400, Includes SUM-770307, Each

Part Number: SUM-770303

4.84 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131

Made in the USA Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131

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

Part Number: SUM-680131

4.5 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Summit Racing™ Lightweight Transmission Crossmembers SUM-770520

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770520

Summit Racing™ Lightweight Transmission Crossmembers SUM-770520

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770520

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770322

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770322

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770322

Crossmember, Transmission, Steel, Black, GM, A-Body, TH400/ 200-4R, Each

Part Number: SUM-770322

4.52 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770529

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770529

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770529

Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770529

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680130

Made in the USA Summit Racing™ Header-Back Dual Exhaust Systems SUM-680130

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680130

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

Part Number: SUM-680130

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Summit Racing™ Frame Brace Kits SUM-770801

Made in the USA Summit Racing™ Frame Brace Kits SUM-770801

Summit Racing™ Frame Brace Kits SUM-770801

Frame Brace, Mid Frame, Chassis Stiffening, Steel, Natural, 68-72 GM A-body, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-770801

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680121-SS

Made in the USA Summit Racing™ Header-Back Dual Exhaust Systems SUM-680121-SS

Summit Racing™ Header-Back Dual Exhaust Systems 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 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131-SS

Made in the USA Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131-SS

Summit Racing™ Header-Back Dual Exhaust Systems SUM-680131-SS

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

Part Number: SUM-680131-SS

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Lightweight Transmission Crossmembers SUM-770391

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770391

Summit Racing™ Lightweight Transmission Crossmembers SUM-770391

Crossmember, Transmission, Lightweight, Steel, GM, 78-88 G-Body, Using 700R4, 4L60E, or T5 manual, Each

Part Number: SUM-770391

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770283

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770283

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770283

Transmission Crossmembers, Steel, Black Powdercoated, Hardtop Models Only, Buick, Chevrolet, Oldsmobile, Pontiac, TH400, Each

Part Number: SUM-770283

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Summit Racing™ Lightweight Transmission Crossmembers SUM-770559

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770559

Summit Racing™ Lightweight Transmission Crossmembers SUM-770559

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770559

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Summit Racing™ Lightweight Transmission Crossmembers SUM-770392

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770392

Summit Racing™ Lightweight Transmission Crossmembers SUM-770392

Crossmember, Transmission, Lightweight, Steel, GM,78-88 G-Body using TH400 w/Short Tailshaft or 200-4R, Each

Part Number: SUM-770392

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770284

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770284

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770284

Transmission Crossmembers, Steel, Black Powdercoated, Hardtop Models Only, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, 4L80E, 4L85E, Each

Part Number: SUM-770284

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Summit Racing™ Lightweight Transmission Crossmembers SUM-770560

Made in the USA Summit Racing™ Lightweight Transmission Crossmembers SUM-770560

Summit Racing™ Lightweight Transmission Crossmembers SUM-770560

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770560

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770533

Made in the USA Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770533

Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770533

Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770533

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

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