Genuine GMC Sierra Secondary Air Injection Check Valve

SAI Check Valve

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2 Secondary Air Injection Check Valves found

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GMC Sierra Valve Assembly, Secondary Air Injection Check
Part Number: 12567733
$106.90 MSRP: $218.06
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Product Specifications
- Other Name: VALVE, Emission Control System; Check Valve
- Replaces: 12558992
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2001 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 8.1L
View related parts
GMC Sierra Valve Assembly, Secondary Air Injection Check
Part Number: 12556070
Product Specifications
- Other Name: VALVE, Emission Control System; Check Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2001 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 8.1L

GMC Sierra Secondary Air Injection Check Valve

A key mechanism of the GMC Sierra vehicles functions through the GMC Sierra Secondary Air Injection Check Valve. Thecheck valve operates as a vital component within the Secondary Air Injection System because it facilitates fresh air admission to exhaust systems where unburned fuel oxidation occurs. The engine performance reliability benefits from the GMC Sierra Secondary Air Injection Check Valve because it successfully reduces both Hydrocarbons (HC) and Carbon Monoxide (CO) emissions which simultaneously creates cleaner air and maintains efficient vehicle operation. This check valve functions as an exhaust system part for multiple GMC Sierra vehicle models where it automatically opens through air pressure yet closes when facing exhaust backpressure to stop engine backfires during deceleration. The check valve maintains the air pump by shielding it from hot exhaust gases which ensures both durability and dependability. The GMC Sierra Secondary Air Injection Check Valve together with its hoses requires regular inspection to achieve system reliability and prevent exhaust leaks that support optimal fuel consumption. Among automotive markets the GMC Sierra Secondary Air Injection Check Valve has gained recognition for its exceptional construction while providing remarkable performance thus becoming the favorite choice for car owners who value safety along with efficiency. The car Secondary Air Injection Check Valve maintains reliability status to enhance driving experiences across the automaker model automobile models.

Each OEM GMC Sierra Secondary Air Injection Check Valve we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.