Engine Coolant Crossovers

LS Coolant Steam Crossover Kit 1, Billet Aluminum, -4AN Braided Stainless Hose, Bypass Hose Kit, W/ Vent Front, No Vent Rear, LS1, LSX, Kit

Part Number: SUM-220962

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Coolant Crossover Pipe, Stainless Steel, Natural, O-rings, Chevy, LS, Kit

Part Number: NAL-12694769

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Coolant Crossover, Billet Aluminum, LS Throttle Body Bypass Hose Kit Coolant Steam Crossover, LS, Kit

Part Number: ICB-551675

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Coolant Crossover, Billet Aluminum, LS Throttle Body Bypass Hose Kit Coolant Steam Crossover, LS1, LSX, Kit

Part Number: ICB-551694H

4.63 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Coolant Crossover, LS Steam Vent, Aluminum, Black Anodized, Chevy, Small Block, Kit

Part Number: HLY-26-552

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Steam Line Plumbing Kit, Engine Coolant Crossover, Aluminum, Black Anodized, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-220952

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Coolant Crossovers, Billet Aluminum, Natural, Hoses, Bypasses Throttle Body Coolant Line, Chevy, Small Block LS, Kit

Part Number: ICB-551692

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

LS Cylinder Head Coolant Steam 2 Port Crossover Hose Kit Black

Part Number: ICB-HS-LS01-2P

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

Steam Line Plumbing Kit, Engine Coolant Crossover, Aluminum, Black Anodized, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-220952B

1.0 out of 5 stars ( 2 )

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