Best in 7 days
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Description
2004 + Yamaha YFZ450R AIS SAS PAIR Valve Block Off Kit YFZ450 YFZ 450 R SESMOG ELIMINATOR KIT The PAIR SMOG system feeds fresh air into the exhaust to aid in the combustion of unburned fuel. It was designed to improve emissions but will cause problems with many aftermarket exhausts mufflers. Kit includes 3 high temp rubber block offs, plus a PAIR valve eliminator plug to fool the ECU into thinking it is still connected & prevent it from throwing up an error code Fix exhaust popping & backfiring with aftermarket cans.
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.2 ★★★★★
Based on 1147 reviews
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Product Reviews
★★★★★ 5
Mopar Quality
Size: 1 Count
I regularly buy Mopar filters for my vehicles and have never had a problem with them. These are great filters at a good price and of course it is very convenient buying on Amazon.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 20, 2025
★★★★★ 5
The Genuine Deal
Size: 1 Count
OEM filter. Works exactly as it should. My application is for a 2016 Jeep Cherokee, 3.2L.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 31, 2025
★★★★★ 5
Great Fit, No Problems.
Size: 1 Count
Great Factory part that's easy to install and performs as one would expect. Have purchased this part many times for my wife's Jeep and never had any problems.
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Reviewed in the United States on March 30, 2026
★★★★★ 5
It is original part
Size: 1 Count
Amazon says this does not fit my town and country but it does. Have used it before so knew Amazon site was wrong
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
★★★★★ 5
Works as it should
Size: 1 Count
It fits my 2017 Chrysler 300S 3.6L and yet to have any issues. It better work as it is a MOPAR filter. I am happy with it.
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Reviewed in the United States on July 13, 2025
