2004 - 2014 Yamaha R1 SMOG PAIR AIS Valve Kit 2013 2012 2011 2010 2009 2008 2007

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.

Plates are machined from billet aluminium.
Stainless steel bolts & washers, plus a
high temp. rubber airbox plug included.

Fix exhaust popping & backfiring with aftermarket cans.
Achieve true A/F ratio for Autotune / mixture adjustment.
Removes all of this:

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Fits the following:

2004-14 R1
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