Do SpinTechs Actually Flow? Dyno HP vs. Backpressure Test

SpinTech mufflers finally dyno & sound tested - now with exhaust back pressure measurements! All this and more in Sound vs Power Ep6. 📉 GET 5% OFF AT TRJ MOTORS (Code: alexltdlx): https://trjmotors.com/ Jones MAXFlow 18" case: https://trjmotors.com/jones-max-flow-... Shop all Performance Mufflers: https://trjmotors.com/ ⚡ SUPPORT THE CHANNEL Patreon:   / alexltdlx   🏆 PREVIOUS WINNERS If you won the mufflers from the previous video, email [email protected] with your username to claim your prize. 00:00 - New Testing Method 00:31 - Glasspack Giveaway Winners 01:44 - SpinTech Muffler Intro/Data 04:09 - Jones Mufflers Baseline #1 06:06 - Jones Mufflers Baseline Final 08:27 - SpinTech Install/Dyno Test 12:29 - Power, Back Pressure & db Data 15:19 - Back To Back Sound Comparisons