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2004 Audi S4
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Price Match Guarantee
60-Day Returns
Lifetime Replacement
2004 Audi S4

2004 Audi S4 Air Inject Check Valves

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Air Inject Check Valve, 8 Cyl., 4.2L Engine
Replacement
Air Inject Check Valve, 8 Cyl., 4.2L Engine
Part Number: REPB290301
Guaranteed to Fit
$6.99
Vehicle Fitment
  • 2004 Audi S4 Avant 8 Cyl 4.2L
  • 2004 Audi S4 Cabriolet 8 Cyl 4.2L
  • 2004 Audi S4 Base 8 Cyl 4.2L
Product Details
Warranty : 1-year Replacement unlimited-mileage warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : VS139, 058905291KReplaces OE Number : 058905291KProduct Fit : Direct FitReturns Policy : 30-Day Return Policy
Air Inject Check Valves, 8 Cyl., 4.2L Engine
Replacement
Air Inject Check Valves, 8 Cyl., 4.2L Engine
Part Number: SET-REPB290301-5
Guaranteed to Fit
$23.49
Vehicle Fitment
  • 2004 Audi S4 Avant 8 Cyl 4.2L
  • 2004 Audi S4 Cabriolet 8 Cyl 4.2L
  • 2004 Audi S4 Base 8 Cyl 4.2L
Product Details
Warranty : 1-year Replacement unlimited-mileage warrantyComponents : (5) Vacuum ValvesQuantity Sold : Set of 5Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : VS139, 058905291KReplaces OE Number : 058905291KProduct Fit : Direct FitReturns Policy : 30-Day Return Policy
Air Inject Check Valves, 8 Cyl., 4.2L Engine
Replacement
Air Inject Check Valves, 8 Cyl., 4.2L Engine
Part Number: SET-REPB290301
Guaranteed to Fit
$66.49
Vehicle Fitment
  • 2004 Audi S4 Avant 8 Cyl 4.2L
  • 2004 Audi S4 Cabriolet 8 Cyl 4.2L
  • 2004 Audi S4 Base 8 Cyl 4.2L
Product Details
Warranty : 1-year Replacement unlimited-mileage warrantyComponents : (10) Vacuum ValvesQuantity Sold : Set of 10Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : VS139, 058905291KReplaces OE Number : 058905291KProduct Fit : Direct FitReturns Policy : 30-Day Return Policy
Standard OE Replacement Air Inject Check Valve - Direct Fit, Sold individually
Standard®
Standard OE Replacement Air Inject Check Valve - Direct Fit, Sold individually
Part Number: SIVS139
Guaranteed to Fit
$14.49
Vehicle Fitment
  • 2004 Audi S4 Avant 8 Cyl 4.2L
  • 2004 Audi S4 Cabriolet 8 Cyl 4.2L
  • 2004 Audi S4 Base 8 Cyl 4.2L
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard OE ReplacementInterchange Part Number : REPB290301Product Fit : Direct FitInlet Size : 0.31 in.
Page 1 of 1 | Showing 1 - 4 of 4 results

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Helpful Automotive Resources

Symptoms of a Bad Air Injection Check Valve
Symptoms of a Bad Air Injection Check ValveCommon symptoms of a bad AIR check valve include: Illuminated Check Engine Light
Emission Control Systems
Emission Control SystemsThe purpose of the exhaust gas recirculation valve (EGR) valve is to meter a small amount of exhaust gas into the intake system, this dilutes the air/fuel mixture so as to lower the combustion chamber temperature. Excessive combustion chamber temperature creates oxides of nitrogen, which is a major pollutant. While