2015 CHEVROLET SILVERADO 2500 HD Engine Blocks & Accessories

Main Bolts, Outer Bolts, With Windage Tray, Chevy, LS, Each

Part Number: NAL-12560273

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, O-Rings, Chevy, LS, Each

Part Number: DER-35603

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Adapter, Oil Cooler, Billet Aluminum, Thermostat, Black Anodized, GM, LS, Each

Part Number: DER-35621

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Adapter, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each

Part Number: DER-35611

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Main Cap Fasteners, Main Cap Girdle Stud Kits, 6-bolt, Stud Style, 12-Point Head, Nuts, Chevy LS, Kit

Part Number: PQX-1000098

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Main Bolts, 6-Bolt Main, Inner Bolts, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

Part Number: NAL-12560272

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Bellhousing Dowel Pins, 0.625 in. Diameter, 1.875 in. Length, Chevrolet, Pair

Part Number: ICB-551334

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Main Side Bolts, 6-Bolt Main, 12-Point Head, 10mm Side Studs Only, Chevy LS, Kit

Part Number: PQX-1000099

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Block Off, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each

Part Number: DER-35601

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Oil Cooler Delete Plate, Aluminum, Natural, Chevy, 5.7L LS, 6.0L LS, Each

Part Number: NAL-12577903

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Engine Expansion Plugs, Cadillac, Chevy, Small Block LS, Kit

Part Number: CCA-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Main Studs, SCM-4140 Alloy Steel, 12-Point, 2-Bolt, Chevy, 6.6L, Duramax Diesel, LBZ/LMM, Kit

Part Number: PQX-1000323

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alignment Dowel, Engine Timing Cover Alignment Dowel, PIN,O/PMP LOC

Part Number: ADO-90351709

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Main Bearing Cap Bolt, Engine Crankshaft Main Bearing Cap Bolt, BOLT/SCREW

Part Number: ADO-11610684

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Special Order

NOZZLE ASM-PSTN OIL

Part Number: ADO-98091189

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Special Order

Main Bearing Cap Bolt, Engine Crankshaft Main Bearing Cap Bolt, BOLT/SCREW

Part Number: ADO-11610683

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Special Order