20-401S AEM Intake Bypass Valve

$63.99
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SKU
AEM-20-401S
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Intake Bypass Valve
AEM air bypass valves create a vacuum leak to bypass the air filter in the event that the air filter sucks up water. Air bypass valves are typically installed onto the air intake tube on cold-air intake systems.
  • Fits 2.5 inch tubes
  • Secures with two included 1/2 inch wide hose clamps
  • Protects engine from water in cold-air intake systems
  • Installs along the upper portion of the inlet pipe
Product StyleAEM Intake Bypass Valve
CARB EO NumberD-670-1
Package Contents1 Bypass Valve
Package Quantity1
Weight1 lb (0.5 kg)
Product Box Height3.63 in (92 mm)
Product Box Length6.13 in (156 mm)
Product Box Width5.88 in (149 mm)
Material UsedNylon
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AEM Products

Engineered to outperform

Air Intakes

Air Intake Systems

Custom-engineered tubes deliver better airflow than you get with a stock intake. More air means better performance.

Air Filters

Air Filters

Using cotton gauze instead of typical folded paper, our filters increase airflow while providing excellent engine protection.

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