Top 8 LS Steam Vent Kit – Automotive Replacement Engine Intake Manifolds

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1. ICT Billet

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ICT Billet LS Engine DBC DBW Gen 3 Gen 4 Throttle Body Bypass Cylinder Head Coolant Steam Port Plate Set LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 LM7 551693

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ICT Billet #ad - Can be installed on the front or rear of the cylinder heads. Made in wichita, uSA produced, kansas from aerospace grade, billet aluminum. Simplify your coolant crossover plumbing by covering the front or rear ports in your cylinder heads. Includes all components to seal off one pair of ports; one left and one right side port. Compatible with all GM LS series engines.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Part Number551693Z

2. ICT Billet

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ICT Billet Radiator Hose Barb Coupler with 1/8" NPT Port 1-1/4" Steam Tube Adapter for LS Swap Steam/Coolant Crossover Splice Made in the USA Billet Aluminum AN627-20X125

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ICT Billet #ad - Machined aluminum finish. Compatible with 1-1/4" upper radiator hoses factory LS vehicle size. Conveniently add a 1/8" npt port into your top radiator hose to feed your cylinder head crossover tube to. Made in wichita, kansas from aerospace grade, USA produced billet aluminum. Package includes: 1 hose barb coupler.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Height1.7 Inches
Length3.9 Inches
Weight0.1 Pounds
Width3.9 Inches
Part NumberAN627-20X125

3. JX-Trading

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JX-Trading Throttle Body Bypass Hose kit, Cylinder Head Coolant Steam Crossover Tube for GM LS Series Engines LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33

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JX-Trading #ad - 100% quality assurance tested, more responsive, less expensive, easier to install. Can be installed on the front or rear of the cylinder heads. Application: for all gm ls series engines. Ls1 lsx lm7 lr4 lq4 ls6 l59 lq9 LM4 L33. Etc. Will not work with passenger side mounted alternator bracket kits. Passengers side port adapter has two 1/8"npt ports, drivers side port adapter has one 1/8"npt port.
BrandJX-Trading #ad
ManufacturerJX-Trading #ad
Part NumberAF0051

4. ICT Billet

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ICT Billet LS Stacked Coolant Steam Crossover Tube for 3 Bolt DBC DBW Gen 3 Throttle Body Stainless Steel Braided Hose Kit LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 551675

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ICT Billet #ad - Made in wichita, kansas from aerospace grade, USA produced billet aluminum. Can be installed on the front or rear of the cylinder heads. Passenger side port adapter has two 1/8"npt ports, drivers side port adapter has one 1/8"npt port. Compatible with all GM LS series engines. 1/8" npt threaded ports.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Height1 Inches
Length11 Inches
Width4 Inches
Part Number551675

5. ICT Billet

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ICT Billet LS Engine 3-Bolt DBC DBW Gen 3 Throttle Body Bypass Steel Braided Hose Kit Coolant Crossover Steam Tube LSX LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 551694H

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ICT Billet #ad - These crossovers can be Installed in the Front or Rear of the Cylinder Heads. Made in wichita, kansas from aerospace grade, USA produced billet aluminum. Hoses and ports have tapered Pipe Threads on the ends Which Require Pipe Sealant. Compatible with All GM LS Series Engines. Includes all Hardware and Plumbing Components.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Height0.9 Inches
Length11.8 Inches
Weight0.25 Pounds
Width2.9 Inches
Part Number551694H
Model551694H

6. Sunluway

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Coolant Crossover Steam port Hose Kit Throttle Body Bypass Steel Braided Tube Replace 551694H for LS Engine LSX LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33

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Sunluway #ad - Application-- works for all gm ls series engines lsx ls1 lm7 lr4 lq4 LS6 L59 LQ9 LM4 L33. Installation-- these can be installed on the front or rear of the cylinder heads. High quality-- constructed with billet aluminum with natural finish, which is anti-rust and durable to use. Includes-- 2 orings, 2 bolts, 2 coolant ports, and 1 steel braided hose. Satisfaction guarantee--if you're not 100% satisfied with this coolant Crossover Kits, simply return it for a full refund in 30 days, guarantee with 12 months’ warranty.
BrandSunluway #ad
ManufacturerSunluway #ad
Part Numbersl-551694h

7. JEGS

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JEGS 53550 LS Coolant Crossover Kit -4AN Steam Hole Fittings

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JEGS #ad - Black Anodized. Stainless Steel Hardware. 4an stainless Steel Lines. 4an steam Hole Fittings. Plumbs from rear to front head steam hole ports NOTE: For use on some applications the rear crossover ports will need to be drilled using a Letter C drill bit.
BrandJEGS #ad
ManufacturerJEGS #ad
Height7.4 Inches
Length7.4 Inches
Weight1 Pounds
Width3.7 Inches
Part Number53550

8. A-Team Performance

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A-Team Performance LS LSX LS1 LS2 LS6 LM7 Steam Vent Hose Kit -4 AN Complete Coolant Crossover Black

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A-Team Performance #ad - Enough hoses to route all fittings into one complete kit. 4an anodized back aluminum steam Vents with Hardware & Hoses for Front & Rear Venting. Black anodized lightweight 6061 AN aluminum fittings provide Maximum Flow & Teflon Tape is not Required. Compatible with: ls family of engines LS1 LS2 LS6 LM7. Includes 1 x a-team performance ls lsx ls1 ls2 ls6 lm7 steam Vent Hose Kit -4 AN Complete Coolant Crossover Black.
BrandA-Team Performance #ad
ManufacturerA-Team Performance #ad
Part Number82200