BOSS Audio R1100MK Monoblock Car Amplifier + 8GA Wiring Kit — 1100W Max, 2-4 Ohm, MOSFET

Overview

The BOSS Audio Systems R1100MK combines a compact monoblock amplifier with a ready-to-install wiring kit to upgrade your car audio. It delivers substantial power with careful control, helping you enjoy deeper bass and clearer performance from a subwoofer and compatible speakers.

What’s Included

• 30 ft of speaker wire, 20 ft of 8 AWG red power cable, 16 ft of 18 AWG blue turn-on wire, 3 ft of 8 AWG black ground cable, and a rugged competition-grade fuse holder with AGU fuse
• 10 5/16" and 1/4" ring terminals, 6 ft of split loom tubing, 3 rubber grommets, 20 4" zip ties, and 20 ft of blue RCA interconnect

Performance and Tuning

• Power output: up to 1100 watts max at 2 ohms; 550 watts max at 4 ohms
• Class A/B topology with a MOSFET power supply for steady voltage delivery
• Variable low-pass crossover for precise bass handling
• Switchable bass boost to tailor low-end presence

The amplifier supports 2 to 8 ohm loads and features low noise and wide frequency response, helping to deliver clean signal with minimal distortion. A remote subwoofer control adds convenience for on-the-fly tuning from the seat, while compact dimensions make installation flexible in many vehicles. Specifications include a THD of 0.01% at rated power and a signal-to-noise ratio around 102 dB, reflecting a focus on fidelity.

Wiring, Fit, and Warranty

The included wiring kit is designed for straightforward routing and secure connections, with durable cable gauges and a protective loom. The R1100MK comes with a 6-year Platinum Online Dealer Warranty for added peace of mind.

At-a-glance Benefits

• Strong, controlled bass from 1100W max power
• Flexible impedance (2–8 ohms) for a wide range of subwoofers
• Simple, secure wiring kit included for faster setup
• Low distortion with high signal-to-noise ratio

Designed for flexible installation, the R1100MK delivers reliable performance in many setups—from sealed sub enclosures to floor-mounted amps. The included remote subwoofer control makes small adjustments quick and distraction-free, so you can fine-tune the bass without reaching under the dash. The 6-year warranty signals BOSS"s confidence in long-term reliability and support.