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jessemthompson · 08-04-2015, 06:02 AM

I like the sound of the spin techs. I ordered them from Maryland speed and they didn't give a series, just a 9x12 measurement. They are tame at idle, but wake up at full throttle. I am happy with them.

08-04-2015, 06:02 AM	#65
jessemthompson Registered User Join Date: Nov 2011 Location: Williamsburg, VA Posts: 956	Re: 5.3 into 72 I like the sound of the spin techs. I ordered them from Maryland speed and they didn't give a series, just a 9x12 measurement. They are tame at idle, but wake up at full throttle. I am happy with them.