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Best Seller
XS Power BIG3XS 1/0 AWG, 350A Big 3 Upgrade Kit

XS Power BIG3XS 1/0 AWG, 350A Big 3 Upgrade Kit

1/0 AWG, 350A Big 3 Upgrade Kit improve your electrical system's performance,1/0 gauge oxygen-free copper wires with pre-crimped terminals,rated for up to 350 amps ... more

XS Power BIG3XS 1/0 AWG, 350A Big 3 Upgrade Kit

1/0 AWG, 350A Big 3 Upgrade Kit improve your electrical system's performance,1/0 gauge oxygen-free copper wires with pre-crimped terminals,rated for up to 350 amps

Crutchfield

(300,000+)

$99.99

FREE shipping

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Crutchfield

(300,000+)
XS Power AK3500 1/0 AWG 3500-4kW Second Batt Install Kit

XS Power AK3500 1/0 AWG 3500-4kW Second Batt Install Kit

1/0 AWG 3500-4kW Second Batt Install Kit complete secondary battery wiring kit,contains wiring, fuses, and hardware,rated for 3500-4000 watts ... more

XS Power AK3500 1/0 AWG 3500-4kW Second Batt Install Kit

1/0 AWG 3500-4kW Second Batt Install Kit complete secondary battery wiring kit,contains wiring, fuses, and hardware,rated for 3500-4000 watts

Crutchfield

(300,000+)

$169.99

FREE shipping

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Crutchfield

(300,000+)
Best Seller
XS Power AK3000 1/0 AWG 3k-3500W Second Batt Install Kit

XS Power AK3000 1/0 AWG 3k-3500W Second Batt Install Kit

1/0 AWG 3k-3500W Second Batt Install Kit complete secondary battery wiring kit,contains wiring, fuses, and hardware,rated for 3000-3500 watts ... more

XS Power AK3000 1/0 AWG 3k-3500W Second Batt Install Kit

1/0 AWG 3k-3500W Second Batt Install Kit complete secondary battery wiring kit,contains wiring, fuses, and hardware,rated for 3000-3500 watts

Crutchfield

(300,000+)

$79.99

FREE shipping

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Crutchfield

(300,000+)
XS Power XP750CK 4 AWG 1000-1500W Kit w/XP750 & 511

XS Power XP750CK 4 AWG 1000-1500W Kit w/XP750 & 511

4 AWG 1000-1500W Kit w/XP750 & 511 complete secondary battery kit,includes XP750 power cell, fuses, cables, and all mounting and installation hardware,7"W x 6"H x 3"D (measure for fit) ... more

XS Power XP750CK 4 AWG 1000-1500W Kit w/XP750 & 511

4 AWG 1000-1500W Kit w/XP750 & 511 complete secondary battery kit,includes XP750 power cell, fuses, cables, and all mounting and installation hardware,7"W x 6"H x 3"D (measure for fit)

Crutchfield

(300,000+)

$149.99

FREE shipping

go to store

Crutchfield

(300,000+)