it increase you numbers because it control losses from lower panel resonance and slightly increasing rigidity. i know ive done it myself, but ive also reenforce my roof with 1/2 ply wood with no sound deadening and got a MUCH bigger gain.how does is driver after the beating you gave it?
you have some after market mods besides the rims/tires?
i know why it got louder and why it sounds better LOL
drives fantastic
Stance GR+ Coilovers
Hotchkis Front & Rear Sway Bars
SPL Pro Front Upper Control Arms V3
SPL Pro Front Outer Tie Rod Ends V5
SPL Pro Front Swaybar End Links
SPL Pro Titanium Rear Camber Arms
SPL Pro Rear Swaybar End Links
SPL Pro Eccentric Lock Out Kit
SPL Pro Solid Rear Differential Bushings
SPL Pro Titanium Rear Traction Arms
SPL Pro Titanium Rear Toe Links
Work 19” x 9.5” F / 19” x 11” R Forged Aluminum Wheels VSXX
Tires 225/35/19 F / 245/35/19 R
Work RS Type ( Closed End ) Black Lug Nuts
Z Speed Performance Aluminum Under Shroud
Perrin 2” Super Shorty Antenna
Varis Arising 1 Carbon Fiber Deck lid Spoiler
Shine Auto Project Z33 Carbon Fiber Sidesteps
Chargespeed Z33 Carbon Fiber Rear Spats
Veilside Carbon Fiber Z33 Version 1 Front Spoiler
Nismo 350Z Floor Mats
Z1 Upgraded Hatch Struts UHP
Bride Digo Type-R L & R Seats
Bride MO L & R Seat Rail/Slider
Hurst Shift Knob
Z1 Billet Pedals Gas/Brake/Clutch
LED Foot well Accent Lighting
Tomei Expreme Titanium Test Pipes
Tomei Expreme Titanium Y-Mid Pipe
Tomei Expreme Titanium Muffler
Blox Racing CEL O2 Extender
Alpine IDA-X305S Head Unit
PAC-LC1 Level Control
Soundqubed HDS208 8” x 3 each
Sundown Audio SA-65CS V.2 `
Sundown SAX-100.4 Amplifier
Crunch GP3000D.1 Pro Amplifier
Stinger Road Kill Deadener 110 Sq. Ft.
Stinger SPP1300 Battery
Stinger 8000 Interconnects 2 Ch/4Ch
Stinger Power / Ground / Speaker / Trigger
Cherryman Customs Enclosure
Wrangler 250 Amp Alternator
Simplicity Sound Kick Panels
Simplicity Sound A-Pillars
Viper Alarm / Omega Pager