2003 CADILLAC | Summit Racing

Zumbrota Drivetrain Axle Shafts, Direct Fit RAA435-2177X1-P

ZPA-Rear Axle Assembly, GM 8.6, '03-'06 GM 1500 Suv, 4.56 Ratio, Duragrip

Part Number: ZUD-15870

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Call to Order

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.020K2

Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.020 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-020K2

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

RCV Ultimate IFS CV Axles CVJIFS-GM15

Ultimate IFS SST CV Axle Set for GM 1500 Trucks ('88 and up) (6 Lug Wheel Models Only)

Part Number: RCV-CVJIFS-GM15

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

Baer Disc Brake Systems Disc Brake Kits 4301525MG

15" Ext+ F Brk Kit MG SDZ

Part Number: BAE-4301525MG

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Baer Disc Brake Systems Disc Brake Kits 4302421HO

15" Ext+ R Brk Kit HO SDZ

Part Number: BAE-4302421HO

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.030K1

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-STDK1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.010K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.005 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-005K2

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

VEGE Remanufactured Automatic Transmissions for 2000-2003 SEVILLE, DEVILLE, 2001-2003 AURORA - 4006A-84

Transmission, GM 4T80E FWD 4-Spd

Part Number: VRE-4006A-84

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.065K2

Pistons, Speed of Air, Dimpled, 4032 Forged, 3.790 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, +3.00cc Flat Top, Piston Rings, Chevy, 4.8L, 5.3L, Kit

Part Number: UEM-XA545-010K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA529-.075K2

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.070 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L Kit

Part Number: UEM-XA528-070K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.020K2

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-080K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA545-.040K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-030K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.010K2

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-075K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-STDK2

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-080K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Nitrous Outlet Nitrous Oxide Plate Systems 00-10181-12

Nitrous Outlet Nitrous Oxide Plate Systems 00-10181-12

2003-2013 FAST 102mm Truck Intake Hardline Plate System (50-200HP) (12LB Bottle)

Part Number: NXO-00-10181-12

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Baer Disc Brake Systems Disc Brake Kits 4302136HO

14" Ext R Brk Kit HO SDZ

Part Number: BAE-4302136HO

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Baer Disc Brake Systems Disc Brake Kits 4302136CY

14" Ext R Brk Kit CY SDZ

Part Number: BAE-4302136CY

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.005K1

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA528-STDK1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.005K1

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.000 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-STDK1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.070K1

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-065K1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.030K1

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA531-010K1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.070K1

Pistons, Speed of Air, Dimpled, 4032 Forged, 3.800 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, +3.00cc Flat Top, PVD Rings, Chevy, 4.8L, 5.3L, Kit

Part Number: UEM-XA545-020K1

Not Yet Reviewed

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Baer Disc Brake Systems Disc Brake Kits 4302421FR

15" Ext+ R Brk Kit Fire R SDZ

Part Number: BAE-4302421FR

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.065K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-030K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.080K2

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-075K2

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

2003 CADILLAC Parts and Accessories