CHEVROLET Chevy small block Gen III/IV (LS-based engines) Parts and Accessories

Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400756

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Radiator and Single Fan, LS Swap, Aluminum, Natural, 2-Row, Crossflow, Manual, Chevy, Each

Part Number: DWR-32-7139066M

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping
• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

×

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR3624125

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 6.0L, 6.2L, Kit

Part Number: SUM-CR3658125

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 4.000 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR4024098

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Fuel Injection, MAX EFI LS 750 KIT (LS1), Low Profile, 92mm Throttle Body, Satin, Kit

Part Number: SUM-240511-L92S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Low Profile, 102mm Throttle Body, Black, Kit

Part Number: SUM-240512-L102B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Low Profile, 102mm Throttle Body, Satin, Kit

Part Number: SUM-240512-L102S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Low Profile, 92mm Throttle Body, Black, Kit

Part Number: SUM-240512-L92B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Low Profile, 92mm Throttle Body, Satin, Kit

Part Number: SUM-240512-L92S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Tall Profile, 102mm Throttle Body, Black, Kit

Part Number: SUM-240512-T102B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS1), Low Profile, 92mm Throttle Body, Black, Kit

Part Number: SUM-240511-L92B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Tall Profile, 102mm Throttle Body, Satin, Kit

Part Number: SUM-240512-T102S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Tall Profile, 92mm Throttle Body, Black, Kit

Part Number: SUM-240512-T92B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Injection, MAX EFI LS 750 KIT (LS3), Tall Profile, 92mm Throttle Body, Satin, Kit

Part Number: SUM-240512-T92S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Clutch Kit 1997-2004 C5 Corvette 5.7L LS1 LS6. Twin Disc Clutch Kit 1-1/8' x26 Spline. Sprung Hub, Organic, SFI 1.1, Billet, Rebuildable. White Box

Part Number: MNC-M924201-WB

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intercooler, Aluminum, Natural, Chevy, GMC, 6.6L Diesel, Kit

Part Number: MIO-INTDMAX06KSL

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Connecting Rods, 6.125 LS SMALL LIGHT S/8

Part Number: OLV-L6125-SMLT8

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Connecting Rods, 6.250 LS STD SPEED WAY S/8

Part Number: OLV-L6250-STSW8

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Connecting Rods, 6.350 LS STD LIGHT S/8

Part Number: OLV-L6350-STLT8

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

2006-09 CHEVY 6.0L "TRAILBLAZER SS" LONG TUBE SS HEADERS WITH 1.750" PRIMARIES AND 2.500" Y-PIPE, LEAD PIPES W

Part Number: STW-TBSSY

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Direct Fit, Stainless Steel Case, GMC, 5.3, 5.7L, Each

Part Number: CTO-912333

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 3/4 in. Primary, 2.50 in. Collector, Dual, Chevy, GMC, Pair

Part Number: STW-CT6-0

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Nitrous Oxide System, EFI Single Nozzle, Wet, 35-150 hp, 12 lb. Bottle, White, Chevy, V6/V8, Kit

Part Number: NEX-20930-12

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Nitrous System, 12 lb Bottle, 5th Gen Plate, Kit

Part Number: NEX-20931-12

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order