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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
our headers and exhausts come with all necessary accessories to make installation as smooth as possible
The main difference is that an AOS-"R" system "returns" what is collected back into the oil pan so there is no servicing required
AOS Diameter: 3
This kit contains two independent catch cans
-All necessary SAE J30R7 rated PCV/Emissions hose
CSF 15+ WRX/STi 2-Row Race-Spec Radiator 2015+ STi Fuel our headers and exhausts comeDesigned with industry first B Tube technology, these new units will keep the most sophisticated and demanding engines cool in the most extreme temperatures and driving conditions. Using their state of the art ISO 9002 engineering and testing facilities, these radiators have undergone industry leading; leak, thermal cycle, burst pressure, vibration, and wind tunnel testing. Each individual radiator is meticulously handcrafted by a master class welder
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