No... they make a sound.. sounds cool tho, helps with air flow, and increases hp(slightly tho), more effective with an intake... but i have an Airaid, pretty good and got it for like 45 bucks on ebaymotors
No... they make a sound.. sounds cool tho, helps with air flow, and increases hp(slightly tho), more effective with an intake... but i have an Airaid, pretty good and got it for like 45 bucks on ebaymotors
01' Black 4.8L Silverado rcsb.
| Tuning | bolt ons | full exhaust | TR224 | 3400 stall |
| Built 60e | sticky tires | 4.10s Eaton posi rear |
13.5@99mph -- 294rwhp/270rwtq
AIM: ITLStallion04
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