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Diamond Audio Motorcycle Amplifier Wiring Kits and Bypasses

Complete your motorcycle's audio setup with Diamond Audio's amplifier wiring kits and bypasses.

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Diamond Audio MSHR4

4-Channel Audio Wiring Kit for select 1998-2025 vehicles from Harley Davidson

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4-Channel Audio Wiring Kit for select 1998-2025 vehicles from Harley Davidson

• 4-Channel Audio Wiring Kit for select 1998-2025 vehicles from Harley Davidson
• 8 gauge power and ground battery connections
• Heavy duty power quick disconnects
• All cable runs are blacked out, loomed, and terminated

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$299.99

In stock.

• 4-Channel Audio Wiring Kit for select 1998-2025 vehicles from Harley Davidson
• 8 gauge power and ground battery connections
• Heavy duty power quick disconnects
• All cable runs are blacked out, loomed, and terminated

Diamond Audio MSTLINK

4-Channel Input with Load Resistor and 4-Channel Output T-Harness Kit for select 2014-2023 vehicles from Harley Davidson

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4-Channel Input with Load Resistor and 4-Channel Output T-Harness Kit for select 2014-2023 vehicles from Harley Davidson

• 4-Channel Input with Load Resistor and 4-Channel Output T-Harness Kit
• Compatible with select 2014-2023 vehicles from Harley Davidson
• Designed for both amplified and non-amplified
• Aftermarket replacement harness function
• Retains RAP (Retained Accessory Power)

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$179.99

In stock.

• 4-Channel Input with Load Resistor and 4-Channel Output T-Harness Kit
• Compatible with select 2014-2023 vehicles from Harley Davidson
• Designed for both amplified and non-amplified
• Aftermarket replacement harness function
• Retains RAP (Retained Accessory Power)

Diamond Audio MSHR2

8-Gauge Oxygen Free Copper (OFC) 2-Channel Power and Ground Amplifier Wiring Kit for select 1998-2019 vehicles from Harley Davidson

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8-Gauge Oxygen Free Copper (OFC) 2-Channel Power and Ground Amplifier Wiring Kit for select 1998-2019 vehicles from Harley Davidson

• 8-Gauge 2-Channel Amplifier Installation Kit
• Designed for select 1998-2019 vehicles from Harley Davidson
• Made from OFC (Oxygen Free Copper) wires
• Quality twisted OFC RCAs with quick disconnects included
• Plug and play installation, no cutting or splicing required

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$279.99

In stock.

• 8-Gauge 2-Channel Amplifier Installation Kit
• Designed for select 1998-2019 vehicles from Harley Davidson
• Made from OFC (Oxygen Free Copper) wires
• Quality twisted OFC RCAs with quick disconnects included
• Plug and play installation, no cutting or splicing required

Diamond Audio MSBYPLG

Amplifier Bypass Plugs for select 2014-2023 vehicles from Harley Davidson (5-Pack Kit)

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Amplifier Bypass Plugs for select 2014-2023 vehicles from Harley Davidson (5-Pack Kit)

• Amplifier Bypass Plugs for select 2014-2023 vehicles from Harley Davidson (5-Pack Kit)
• Direct jumper plugs for factory amplified systems
• Allows easy installation of amplifier without cutting wires
• Allows factory wiring to be used with MSTLINK

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$59.99

In stock.

• Amplifier Bypass Plugs for select 2014-2023 vehicles from Harley Davidson (5-Pack Kit)
• Direct jumper plugs for factory amplified systems
• Allows easy installation of amplifier without cutting wires
• Allows factory wiring to be used with MSTLINK

Diamond Audio MSLOC2

2-Channel Line Output Converter Harness Kit

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2-Channel Line Output Converter Harness Kit

• 2-Channel line output converter harness kit
• Works with 2014-2023 Harley bagger or any Harley motorcycle
• Integrates aftermarket amplifier with factory stereo

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$74.99

In stock.

• 2-Channel line output converter harness kit
• Works with 2014-2023 Harley bagger or any Harley motorcycle
• Integrates aftermarket amplifier with factory stereo

Diamond Audio MSPWHR

8 Gauge Power/Ground Remote Harness Kit for Harley-Davidson

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8 Gauge Power/Ground Remote Harness Kit for Harley-Davidson

• Complete power kit for fairing mounted amplifier on any Harley-Davidson
• Made from OFC (100% Oxygen-Free Copper)

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$49.99

In stock

• Complete power kit for fairing mounted amplifier on any Harley-Davidson
• Made from OFC (100% Oxygen-Free Copper)

Diamond Audio MSRCA2

2-Channel Line Output Direct Motorsport RCA Harness Kit

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2-Channel Line Output Direct Motorsport RCA Harness Kit

• 2-Channel Direct Motorsport RCA Harness Kit
• Platinum-plated connectors
• Designed to integrate into most factory audio systems
• Adjustable line output converter
• Color: White

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VIP Product Get $6.00 in rewards to spend later

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$59.99

In stock.

• 2-Channel Direct Motorsport RCA Harness Kit
• Platinum-plated connectors
• Designed to integrate into most factory audio systems
• Adjustable line output converter
• Color: White

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.