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Anodized black
The popular race silencer produces an aggressive deep
If the track climbs up the tooth of the driver because it is run too loose
you must buy the complete injector which is very expensive and will require new injector files to be flashed into your ecu addding to the cost of the upgrade
These can be added as preventative maintenance and much cheaper than a new air box
Xp/xm Billet thermostat housing exhaust Anodized blackThis is a must have for all xp owners riding in the steep and deep. Under prolonged continuous wot riding you will experience power fade. This billet housing replaces the stock thermostat housing. The stock thermostat doesn't open completely until the engine reaches 150 deg. At 145deg. the computer will start to retard the timing (built in safety to keep the motor from burning up) and will rob you of up to 10hp. The thermostat in our housing will be
