got the HMF headers...what to expect??
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i have a cdi box, dyno jet, kn air filter, hmf slip on and now i'm installing the headers to complete teh system....will i feel a difference after installing the headers? AND, i'm running a dj 155 riggth now on the grizz, will i need to rejet after installing the headers?
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Customer Service #1
Arctic Cat
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May 15, 2020 08:46 AM
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