See all parts that fit your 2008 A3
Single 1/0-Gauge to 4-Gauge Input Wire Reducers
Product highlights
• Single 1/0-gauge input to 4-gauge wire reducer
• Machined brass construction with Chrome finish
• Designed for aftermarket audio upgrades in any vehicle
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The Install Bay IBWRD04P (by Metra Electronics) is a high-quality installation accessory designed to solve compatibility issues between heavy-gauge power cables and amplifier terminals. These reducers allow you to run a massive 0-gauge (1/0 AWG) power or ground wire through your vehicle while seamlessly connecting it to an amplifier that only accepts 4-gauge inputs. This ensures your system receives maximum current flow without the need for messy wire trimming or unsafe connections.
These reducers are constructed from machined brass for peak electrical conductivity and finished with a corrosion-resistant chrome plating for long-term durability. They feature a "set screw" design that uses a hex key to lock the wire in place, eliminating the need for specialized crimping tools. For safety, the kit includes silicone insulation covers that slide over the connection point to prevent accidental short circuits against the amplifier chassis or other wires.
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• Brass Construction
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• Dual 1/0-gauge input and output to 1/0-gauge wire reducer
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Manufacturer:
Model Number:
IBWRD04P
Weight:
0.50lbs
Internal SKU:
ibwrd04p
Internal Product ID:
228294
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
