2003 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-4852-3572

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-4852-3572

Piston Set, 4.6 Modular 1-FX Series -4cc 4V Flat Top Piston Set. 3.572 bore

Part Number: DMS-1-4852-3572

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Canton Racing Road Race Series Wet Sump Oil Pans 15-794

Oil Pan, Street/Strip, Steel, 6 qt., Rear Sump, Ford, Modular, 4.6/5.4L, Each

Part Number: CTR-15-794

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

D.S.S. E Series Forged Piston and Ring Kits K8702-4040

Piston Set, 350 SBC E Series -8cc Flat Top 4 Valve relief Piston Set. 4.040 bore

Part Number: DMS-K8702-4040

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K1820-4005

Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.005 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1820-4005

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

COMP Cams LSR Series Hydraulic Roller Camshafts 54-471-11

Camshaft; LS Camshaft; Hyd. Roller; 2400-7200rpm; Adv. Dur. 289 Int./305 Exh.; Valve Lift .624 Int./.624 Exh.

Part Number: CCA-54-471-11

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams LST Series Solid Roller Camshafts 54-313-11

Camshafts, LST Series Solid Roller, Advertised Duration 282/294, Lift 0.672/0.688, Custom Computer Tuning Required, Chevy, GMC, Small Block LS, Each

Part Number: CCA-54-313-11

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Flowmaster FlowFX Exhaust Systems 717867

Exhaust System, FlowFX, Cat-back, Stainless Steel, 4.5 in. Black Ceramic Coated Tip, Single, Dodge Ram, 2003-2012, 5.7L, Kit

Part Number: FLO-717867

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS Camshaft and Lifter kits SUM-K8719R1

Cam and Lifter kit, Stage 1 Pro LS Truck Swap Cam, High-Lift version, 209/217 112 + 1 .550/.550 Lift, 3-bolt, 4.8-6.2L, LQ4 LQ9 LY6 LS1 LS2 LS6 , Each

Part Number: SUM-K8719R1

Not Yet Reviewed

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Belltech Lowering Kits with Nitro Drop 2 Shock Absorbers for 1983-2003 S10, 1983-1990 S15, 1991-2003 SONOMA - 617ND

Lowering Kit, 2 in. Front, 3 in. Rear, Chevy, GMC, Pickup, Extended Cab, RWD, Kit

Part Number: BEL-617ND

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Melling High-Volume Oil Pumps 10176HV

Oil Pump, High-Volume, High-Pressure, Ford, Lincoln, Mercury, Each

Part Number: MEL-10176HV

Not Yet Reviewed

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Summit Racing™ Pro LS Forged Pistons SUM-326943400012

Pro LS 2618 Forged Piston, 4.000 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9,Set of 8

Part Number: SUM-326943400012

Not Yet Reviewed

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AP Exhaust Direct-Fit Catalytic Converters 645783

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip fit Outlet, 88.00 in. Overall Length, Right, Chevrolet, GMC, Each

Part Number: APH-645783

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Rough Country Air Spring Kits for 2001-2010 SIERRA 2500 HD, SILVERADO 2500 HD - 10006C

Air Spring Helper Kit, 5,000 lbs. Maximum Safe Load, 0-6 in of Lift, Air Compressor, Rear, Chevy, GMC, Kit

Part Number: ROU-10006C

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Edge Evolution CTS3 Programmers 85400-100

Computer Programmers, Evolution CTS3, Ford, Each

Part Number: EGE-85400-100

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Eagle H-Beam Connecting Rods CRS6125SO3D

Connecting Rods, H-Beam, Forged 4340 Steel, Shot-Peened, Floating, 6.125 in. Long, Mopar Hemi Gen III, Set of 8

Part Number: ESP-6125SO3D

Not Yet Reviewed

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PowerStop Z17 Evolution Plus Stock Replacement Brake Kits with Calipers for 2003-2007 LAND CRUISER, LX470 - KCOE1133A

Disc Brake Kit, Stock Replacement, Front and Rear, Solid Surface, Lexus, Toyota, Kit

Part Number: PWR-KCOE1133A

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

ACT Heavy-Duty Clutch Kits GM9-HDSS

Clutch Kit, 11.000 in. Diameter, Heavy Duty, Street, Cadillac, Chevy, Pontiac, 5.7, 6.0L, Kit

Part Number: ACL-GM9-HDSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Richmond Gear Pro Gear Ring and Pinion Sets 79-0013-1 Dana 60 5.38 Gears

Gear, Ring and Pinion, 5.38:1 Ratio, Dana 60, Set

Part Number: RMG-7900131

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Belltech Rear Flip Kits for 2001-2006 SIERRA 1500, SILVERADO 1500 - 6618

Flip Kit, 6 in. Drop, Steel, Black Powdercoated, Chevy, GMC, Pickup, Kit

Part Number: BEL-6618

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

KC HiLiTES Gravity LED Headlights for 1997-2006 WRANGLER - 42361

Headlights, HiLiTES Gravity LED, Clear Lens, Black Housing, Jeep, Pair

Part Number: KCC-42361

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

UWS Crossover Series Gull Wing Toolboxes EC10051

Truck Bed Toolbox, Crossover Series Gull Wing, Front of Truck Bed, Aluminum, Polished, 63 in. Width, 19.25 in. Height, 13 in. Depth, Each

Part Number: UWS-EC10051

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC545CKTS.030

Piston and Ring Kits, Premium, Forged Aluminum, 3.810 in. Bore, 3.622 in. Stroke, Flat Top, Chevy, LS, Set of 8

Part Number: UEM-IC545CKTS030

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

QA1 Mustang K-Members for 1996-2004 MUSTANG - MUK12

K-Member, Steel, Black Powdercoated, Ford, 4.6L, Each

Part Number: QA1-MUK12

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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USA Standard Gear Ring and Pinion Sets ZG GM11.5-456 AAM/Chrysler/GM 11.5 in. 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, Chrysler 11.5 in., GM 11.5 in., Set

Part Number: SPZ-36162

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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QA1 Rear Drop Kits for 1999-2006 SIERRA 1500, SILVERADO 1500 - RDK52618

Suspension Lowering Kit, Rear Drop Kit, Shackle, Single Adjustable Shocks, 2-4 in. Rear, Short Bed, Chevy, GMC, Kit

Part Number: QA1-RDK52618

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

2003 Parts and Accessories