Engine Coolant Crossovers - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Pro LS Steam Line Kits SUM-220959X

Summit Racing™ Pro LS Steam Line Kits SUM-220959X

LS Coolant Steam Crossover Kit, Four Corner LS Steam Vent Kit, Stainless Steel Hardlines with Black Anodized Steam Port Adapters, Chevy, LS, Kit

Part Number: SUM-220959X

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-306SB601

Engine Steam Line Plumbing Kit, Four Corner, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-306SB601

4.08 out of 5 stars ( 50 )

Estimated Ship Date: Today

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Holley LS Steam Vent Kits 26-550

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

Part Number: HLY-26-550

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ICT Billet Coolant Crossover Kits 551837-LS01

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

Part Number: ICB-551837-LS01

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-306S0601

Engine Steam Line Plumbing Kit, Four Corner, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-306S0601

4.36 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Earl's Performance Adjustable Coolant Crossover Tubes LS0035ERL

Water Pump Crossover, Billet Aluminum, -12 AN Female Inlets, -16 AN Male Outlet, Black Anodized, Adjustable, Each

Part Number: EAR-LS0035ERL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-306SB600

Engine Steam Line Plumbing Kit, Front Kit Only, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-306SB600

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Earl's Performance LS Steam Vent Kits LS0014ERL

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

Part Number: EAR-LS0014ERL

Not Yet Reviewed

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Summit Racing™ Coolant Steam Port Crossover Kits SUM-220960

3.25 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Earl's Performance Adjustable Coolant Crossover Tubes LS0037ERL

Engine Coolant Crossover, Tube, Adjustable from 6.8 in. to 10.5 in., -12AN O-Ring Ports, Billet Aluminum, Black Anodized, Chevrolet, LS, Each

Part Number: EAR-LS0037ERL

Not Yet Reviewed

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Holley LS Steam Vent Kits 26-551

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

Part Number: HLY-26-551

5.0 out of 5 stars ( 4 )

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Summit Racing™ Coolant Steam Port Crossover Kits SUM-220960

3.25 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-306S0600

Engine Steam Line Plumbing Kit, Front Kit Only, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-306S0600

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Holley LS Steam Vent Kits 26-553

Coolant Crossovers, LS Steam Vent, Aluminum, Black Fitting, Nylon Braided Hose, Black, 4 AN Size, Kit

Part Number: HLY-26-553

4.75 out of 5 stars ( 4 )

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Holley LS Steam Vent Kits 26-550

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-30600601

Engine Steam Line Plumbing Kit, Four Corner Kit, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-30600601

2.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ICT Billet Engine Coolant Crossovers HS-LS01-4P

Cylinder Head Coolant Steam 4 Port Crossover Hose LS Low Profile Intake Kit

Part Number: ICB-HS-LS01-4P

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

PWR North America Steam Vent Kits for GM LS Engines 78-10000

Engine Steam Vent Kit, Chevy, Small Block LS, Kit

Part Number: CIR-78-10000

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Trick Flow® Engine Steam Line Plumbing Kits for GM LS TFS-30600600

Engine Steam Line Plumbing Kit, Front Kit, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-30600600

Not Yet Reviewed

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Top Street Performance Engine Coolant Crossovers 81052

LS STAINLESS COOLANT CROSSOVER STEAM VENT KIT

Part Number: TSN-81052

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

Philadelphia Racing Products Coolant Crossover Kits PRP-4530

Engine Coolant Crossover, -4 AN Hose/Fittings, Black, Chevy, Kit

Part Number: PGP-PRP-4530

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Trick Flow® Engine Steam Line Hoses for GM LS TFS-306SB601K

4 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS Steam Line Kits SUM-220950B

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

Part Number: SUM-220950B

3.29 out of 5 stars ( 7 )

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Trick Flow® Engine Steam Line Hoses for GM LS TFS-306SB601K

4 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS Steam Line Kits SUM-220950

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

Part Number: SUM-220950

2.33 out of 5 stars ( 6 )

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Trick Flow® Engine Steam Line Hoses for GM LS TFS-306SB601K

4 out of 5 stars ( 14 )

Estimated Ship Date: Today

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ATS Diesel Performance Engine Coolant Crossovers 103-909-3278

Powerstroke Coolant Recircluation Kit

Part Number: APF-1039093278

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today