Stinger Wire 4 Gauge Pro Firewall Grommet

Stinger PG34 1/0 AWG Firewall Bushing

DB Link RT4 4-Gauge Ring Terminal (2 Red and 2 Black)

InstallGear 4 AWG Gauge Gold Ring Set Screw Battery Ring Terminals (4 Pack)

Daystar, Universal Firewall Boot, Single, Accommodates 3/8" to 1" Diameter Wire Bundles, fits any vehicle that needs a wire loom, KU20040BK, Made in America

Noico 80 mil 36 sqft car Sound deadening mat, butyl automotive Sound Deadener, audio Noise Insulation and dampening

InstallGear 4 Gauge Red 25ft Power/Ground Wire True Spec and Soft Touch Cable

InstallGear 0/2/4 Gauge AWG In-Line ANL Fuse Holder with 150 Amp Fuse

FAST Rings 6.5" 3-Piece Car Speaker Enhancement Kit

Harmony Audio HA-WR48 Car Stereo Power or Ground 4 to 8 Gauge Wire Reducer - Nickel Plated

DEI 050330 Boom Mat Speaker Baffles, 6.5" Round (Pack of 2)