Excessive Amperage 390a Alternator for 2020 Chevy Silverado 2500HD diesel 6.6L

MSRP: $899.99
(You save $100.00 )
(No reviews yet) Write a Review
Selected Optional Color [ADD+ $50] is
Adding to cart… The item has been added

Excessive Amperage 390amp Alternator for 2020 Chevy Silverado 2500HD diesel 6.6L


3-4 week build time

Custom built , direct bolt on plug and play.

Excessive Amperage has been building alternators for almost 30 years and come with a 1 year warranty against manufacturer defects.


No refunds once order is placed as this is a totally custom built, one off unit.