BMW AIR Components Exhaust

Standard Motor Catalytic Converter Check Valves

Don't take chances with old, questionable, or faulty catalytic converter check valves that can cripple your vehicle's emissions system. Standard Motor Products replacement converter check valves are designed to exceed OEM specifications for dependable, maintenance-free operation. Trust your vehicle's electrical system needs to Standard Motor Performance.

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$23.99

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ACDelco Gold Secondary Air Injection Pump Check Valves

ACDelco Gold secondary air injection pump check valves are high-quality aftermarket replacement components for your emission system. These premium steel check valves are manufactured to meet or exceed your expectations for fit and performance. They're available for countless vehicle applications from the 1960s and up

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$20.99

Standard Motor AIR Pump Check Valves

These Standard Motor AIR pump check valves are one-way airflow control valves in the air supply tubes to the exhaust system. They are designed to prevent exhaust gas backflow into the air pump system. The valves can also be used in the air tube to the 3-way catalytic converter.

4.75 out of 5 stars ( 8 )

$15.99

URO Parts Air Injection Pumps

URO Parts air injection pumps are designed to comply with all applicable air pollution regulations. Like all of their exhaust emissions components, they are carefully engineered to withstand the challenges of today's deteriorating traffic conditions. URO Parts air injection pumps are manufactured using only premium materials and components to survive high underhood temperatures, constant vibration, and high pressures. Built in the same factories as many much more expensive OE parts, URO Parts offers the same or better quality, durability, and reliability.

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$117.99

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$230.99

Dorman AIR Check Valves

These Dorman A.I.R check valves are direct replacements for your OE A.I.R check valve. Dorman has been an industry leader in producing quality replacement parts and continues to strive for excellence. When you're trying to get your vehicle back on the road, look no further than Dorman.

5.0 out of 5 stars ( 4 )

$95.99

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$113.99

Dorman Secondary Air Injection Pumps

The secondary air injection pump is an emissions control device used to heat the catalytic converter to optimal performance temperature. Dorman offers direct replacements which have been thoroughly tested for fit, function, and endurance. If your state requires the secondary air system to function properly to pass inspection, check out Dorman's selection for your vehicle to make the grade.

4.0 out of 5 stars ( 1 )

$193.99

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$376.99

Standard Motor A.I.R. Diverter Valves

Air injection systems include certain safety checks which prevent exhaust from forcing its way back toward the pump, or from overloading the manifold. Standard Motor A.I.R. diverter valves are one such component. These replacements are manufactured from durable materials, built to factory specs, and will easily install in the stock location. If your bypass, diverter, or check valve is damaged or missing, find the Standard Motor part to fit your specific make and model.

5.0 out of 5 stars ( 1 )

$147.99