Metra 70-2057 GM 2014-2020 Amp Bypass Harness .OEM Amplifier bypass harness for select GM vehicles with a MOST amplifier.
Metra 70-2057 GM 2014-2020 Amp Bypass Harness .OEM Amplifier bypass harness for select GM vehicles with a MOST amplifier.
Hero image 0 of Metra 70-2057 GM 2014-2020 Amp Bypass Harness .OEM Amplifier bypass harness for select GM vehicles with a MOST amplifier., 0 of 3
Visit the Metra Store

Metra 70-2057 GM 2014-2020 Amp Bypass Harness .OEM Amplifier bypass harness for select GM vehicles with a MOST amplifier.

|1 rating
Check if this fits your vehicle

Key item features

  • Metra 70-2057 GM 2014-2020 Amp Bypass Harness .
  • Fits GM 2014 and Up Sierra 1500 2015 and Up Sierra 2500 and 3500 and Yukon
  • Amplifier bypass harness for select GM vehicles with a MOST ® amplifier
  • 72 inches long
  •  Color coded leads
Current price is Now $22.99
You save $5.61
was $28.60
Price when purchased online
  • Free 90-day returns

How do you want your item?

Plus, get 50% off an annual plan at checkout!
How do you want your item?
Ships to
Arrives by Fri, Jul 3
.
Order within 28 min
Sold and shipped by Walmart.com
Free 90-day returns
This item is gift eligible

More seller options (3)

Starting from $27.99
walmart plus

Get 50% off a year of Walmart+

Exclusions, T&C apply.

About this item

Product details

Specifications

Warranty

Warnings

Customer ratings & reviews

2 out of 5 stars
stars1 rating1 review
How item rating is calculated
  1. 5 stars0% (0)
  2. 4 stars0% (0)
  3. 3 stars0% (0)
  4. 2 stars100% (1)
  5. 1 star0% (0)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-1 of 1 review

Apr 13, 2026
Michael
2 out of 5 stars review

Verified Purchase

Exceedingly think wire gauge. Not safe it you are doing amp bypass with a solid amp. Alsk dont assume their wires/pins correctly match with all the factory wires. Best to verify.

Helpful?542YU3Y98PSD48175192