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Injen 06-09 Civic Si Coupe & Sedan Polished Cold Air Intake

Marsoni M251S
Sale price$208.09
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Injen 06-09 Civic Si Coupe & Sedan Polished Cold Air IntakeSKU: SP1578P UPC: 843115007133 Injen 2006 2011 Honda Civic Si Coupe & Sedan Polished Cold Air Intake The Injen SP1578P polished cold air intake system delivers more air to your 2006 2011 Honda Civic Si engine for noticeable gains in horsepower and torque. This flagship SP series intake fits Civic Si Coupe and Sedan models including the 2008 MUGEN Si providing deeper breathing for enhanced throttle response and acceleration. Engineered with patented
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 1231 reviews
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Verified Purchase
Aurajeanne
Alexandria, US
★★★★★ 5
Perfect fit
This fit perfectly into my cabin air filter slot. Save me a lot of money, getting it off here as the mechanics went to charge so much more money just to slip this filter into your car. Anyone can do it so don’t hesitate to do your own cabin filter exchange and save yourself big bucks.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 1, 2026
N
Verified Purchase
Not bad. But as it is with Chinese carburetors the cold start.
Charlottesville, US
★★★★★ 4
Nice product
It’s good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
S
Verified Purchase
Shouka
Draper, US
★★★★★ 5
It was a good fit
It was a good quality Thanks
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Reviewed in the United States on April 13, 2026
J
Verified Purchase
JB
Charlottesville, US
★★★★★ 5
DIY forget the dealer
DIY value
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Reviewed in the United States on March 25, 2026
M
Verified Purchase
Mike
Carnegie, US
★★★★★ 5
Works
Decent quality, somewhat flimsy, not bad for the price. Fit perfectly, correct thickness.
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Reviewed in the United States on December 17, 2025

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