Genuine Mazda Secondary Air Injection Check Valve

SAI Check Valve

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9 Secondary Air Injection Check Valves found

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Mazda Check Valve Part Number: HE41-13-995
$40.71 MSRP: $54.29
You Save: $13.58 (26%)
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Product Specifications
- Other Name: Valve, Check
Fits the following Mazda Models:
- 6 | 2003-2006 | i | 4 Cyl 2.3 L GAS
- MPV | 1989-1995 | Cargo, L, LX, LXE, Passenger | 4 Cyl 2.6 L GAS, 6 Cyl 3.0 L GAS
- MX-3 | 1992-1994 | GS, SE | 6 Cyl 1.8 L GAS
- Miata | 1999-2005 | 10th Anniversary, Base, LS, Mazdaspeed, SE, Shinsen | 4 Cyl 1.8 L GAS
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Mazda Check Valve Part Number: L3K9-13-995
$44.06 MSRP: $58.76
You Save: $14.70 (26%)
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Product Specifications
- Other Name: Valve, Check
Fits the following Mazda Models:
- 6 | 2006-2007 | Mazdaspeed | 4 Cyl 2.3 L GAS
- CX-7 | 2007-2012 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Check Valve Part Number: BHN1-42-590
$4.51 MSRP: $6.02
You Save: $1.51 (26%)
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Product Specifications
- Other Name: Chamber, Evaporator-Tank
- Replaces: BJS7-42-590
Fits the following Mazda Models:
- 3 | 2014-2018 | Grand Touring, i Grand Touring, I Sport, i SV, I Touring, s Grand Touring, s Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda Check Valve Part Number: NC49-42-590A
$13.65 MSRP: $18.21
You Save: $4.56 (26%)
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Product Specifications
- Other Name: Chamber, Evaporator-Tank Bracket
Fits the following Mazda Models:
- RX-8 | 2004-2011 | 40th Anniversary Edition, Base, Grand Touring, R3, Shinka, Sport, Touring | 2 Cyl 1.3 L GAS
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Mazda Check Valve Part Number: 1480-13-730
$19.41 MSRP: $25.89
You Save: $6.48 (26%)
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Product Specifications
- Other Name: Valve, Check
Fits the following Mazda Models:
- RX-7 | 1993-1995, 1984-1991 | 10th Anniversary, Base, Base 2+2, Convertible, GS, GSL, GSL-SE, GTU, GTUs, GXL, GXL 2+2, LX, LX 2+2, R1, R2, S, SE, SE 2+2, Sport, Touring, Turbo | 2 Cyl 1.1 L GAS, 2 Cyl 1.3 L GAS
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Mazda Check Valve Part Number: 3613-13-840
$73.81 MSRP: $98.44
You Save: $24.63 (26%)
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Product Specifications
- Other Name: Valve, Check
Fits the following Mazda Models:
- B2000 | 1984 | Sundowner Base, Sundowner SE-5, Sundowner Sport | 4 Cyl 2.0 L GAS
- B2200 | 1984 | Sundowner Base | 4 Cyl 2.2 L DIESEL
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Mazda Check Valve Part Number: BC4C-42-910
$12.95 MSRP: $17.00
You Save: $4.05 (24%)
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Product Specifications
- Other Name: Valve, Check
Fits the following Mazda Models:
- MPV | 1996-1998 | DX, ES, LX | 6 Cyl 3.0 L GAS
- Protege | 1996-1998 | DX, ES, LX | 4 Cyl 1.5 L GAS, 4 Cyl 1.8 L GAS
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Mazda Control Valve Part Number: BP0513190A
Product Specifications
- Other Name: Air Valve; Control Valve
Fits the following Mazda Models:
- Protege | 1990-1994 | 4WD, Base, DX, LX, SE | 4 Cyl 1.8 L GAS
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Mazda Check Valve Part Number: F80113860
Product Specifications
- Other Name: Valve, Afterburn
Fits the following Mazda Models:
- B2000 | 1987 | Base, LX, SE-5 | 4 Cyl 2.0 L GAS
- B2200 | 1987-1993 | Base, LE-5, LX, SE-5 | 4 Cyl 2.2 L GAS
- B2600 | 1987-1993 | Base, LE-5, LX, SE-5 | 4 Cyl 2.6 L GAS
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Mazda Secondary Air Injection Check Valve

Mazda Secondary Air Injection Check Valve is a way to improve cold start emissions and functions as a one-way gate to let fresh air rush in to the exhaust but prevent hot gases from reversing. Mazda vehicles are distinguished by energetic rotary heritage, fuel-saving Skyactiv engines and Kodo styling that makes every line of body look ready for action. Drivers also like the features of i-Activsense that watches blind spots, and Mazda provides confident all-wheel drive that grips wet pavement while responsive steering keeps every Mazda fun on a daily commute or weekend curve. The brand is all about balance between efficiency and excitement and continues to explore electric drive and mild hybrids to meet changing demands without losing its trademark zoom. At the heart of this commitment to clean performance, the Secondary Air Injection Check Valve works quietly each time the engine fires up, opening under the pressure of the pump so oxygen mixes with still rich exhaust, trimming hydrocarbons before they escape out the tailpipe. When back pressure rises it snaps shut, protecting the pump and preventing scorching gases from reaching plastic hoses, which helps sensors to remain accurate and the catalytic converter to reach operating temperature faster for better economy. Because it is based on a simple spring-loaded design without electronics, the Secondary Air Injection Check Valve provides reliable service in all Mazda models, aiding strong emissions compliance with little maintenance.

You'll get great performance and real durability when you pick genuine OEM Secondary Air Injection Check Valve. Mazda builds these using high-quality materials and official factory methods to ensure they hold up mile after mile. You deserve that Mazda reliability without the headache of cheap knockoffs. It is easy to find exactly what you need in our huge inventory of genuine parts. Plus, every OEM part carries a real manufacturer's warranty for your peace of mind. You will love our low prices too. Order today and we will ship your brand-new parts fast. They often reach your door in just a few days.