Upgrades Toyota Tacoma | HEIGH10 Infotainment System $1,728.00 - 500W Dedicated Subwoofer Amplifier & Subwoofer Upgrade Options $399.00 – $999.00 - 300W Dedicated Subwoofer Amplifier & Subwoofer Upgrade Options $299.00 – $898.00 - Toyota Front Speaker Upgrade $399.00 - Deadening: Bulk (19.5 sq ft) $199.00 - Deadening: Speaker Kit $29.00 – $89.00 - Level Controller for Toyota Switch $49.00 - Don’t see your vehicle listed? Let us know the make/model of the vehicle