Steam Vent Hose Kit -4 AN Stainless Steel Complete Coolant Crossover

Price per Case: $4,650.00
Qty per Case: 50

Wholesale Price per Item: $93.00

Retail Price: $99.99 Buy Retail

SKU: 82201 Category:


Steam Vent Hose Kit -4 AN Stainless Steel Complete Coolant Crossover


Installing steam vent reliefs on in all four corners of the engine has been proven to limit detonation in chambers 7 & 8.  This kit is a Must for High Mileage & High HP Engines.

LS family of engines LS1 LS2 LS6 LM7. (Will not fit Fast Intakes)

-4AN Anodized Stainless Steel Aluminum Steam Vents with Hardware & Hoses for Front & Rear Venting. Complete Kit ready to install. Lightweight 6061 AN aluminum fittings provide Maximum Flow & Teflon Tape is not Required.

3 – -4AN T-Fitting Female/Male Coupler
4 – -4AN Steam Vent Fitting
7 – -4AN hose end fittings
2′ – Open end nylon hose to attach to your radiators existing steam vent port.
-4 nylon braided hose with bursting strength at 1,500 #. Cut to the correct length. Fittings installed to supply to your front and rear Steam Vents.
Enough Hoses to route all fittings into one complete kit.

Some vehicles may have 3/8″ barb fitting on their radiators. See below for a few solutions.
1) Apply WD-40 to the hose and push hard. try like heck to slip the -4 hose over the larger barb with some WD-40
2) Stretch the hose overnight and/or apply some heat
3) Buy a -4 to -6 hose adapter hose with fittings.

Prop 65 Warning
WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit

Additional information

Weight 30.86 lbs
Dimensions 22.05 × 17.32 × 14.17 in


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