20 FT 4 Gauge 500 AMP Booster Cable Set
20 FT 4 Gauge 500 AMP Booster Cable Set
Heavy-duty booster cables rated for 500 amps and built to handle serious jump-starting demands. The 4 gauge copper wire delivers maximum current flow with minimal voltage drop, while the 20-foot length gives you reach in tight engine bays or dual-battery setups. Insulated clamps grip terminals securely without slipping mid-jump.
Key Features
- 4 Gauge Copper Wire - Lower resistance means faster current delivery and less heat buildup during extended cranking.
- Insulated Clamps - Rubberized grip prevents accidental terminal contact and protects battery posts from corrosion during connection.
- 500 AMP Capacity - Rated for everything from light-duty engines to trucks and equipment with high cold-cranking-amp demands.
Specs
- Gauge: 4
- Length: 20 feet
- AMP Rating: 500
- Wire Type: Copper
What's Included
- Booster cable set (pair)
Frequently Asked Questions
Will these cables work with my truck's dual-battery setup?
Yes. The 20-foot length and 500-amp rating make them ideal for vehicles with batteries spread across the engine bay or mounted remotely. Test your actual run length before your first jump to confirm clearance from hot engine surfaces.
Do I need to do anything to the clamps before using them?
Just inspect them for corrosion or debris before connecting. If your battery terminals are heavily corroded, clean them off first — this improves contact and reduces resistance during the jump.
Can these handle repeated use without wearing out?
Copper wire and quality clamps hold up well across multiple jump cycles. Store them coiled loosely in a dry space to avoid kinks that can crack the insulation. Check clamps for tightness every season.
Ships within 1-2 business days.
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20 FT 4 Gauge 500 AMP Booster Cable Set
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.