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Amazon.com: 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 , Black : Automotive
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Impresa Universal Firewall Boot for Wire Bundles 3/8" to 1" Compatible with Any Vehicle (2-Pack) - Walmart.com
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How to: Run wires through the firewall - EvolutionM - Mitsubishi Lancer and Lancer Evolution Community
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