Black Bear Performance offers electric fan harnesses and overdrive alternator pulleys (to help with idle amperage) in addition to current services.

There are 4 different harness configurations available, which will cover all 05+ Tahoe fans and LS1 style fans.

Prices (all shipping prices to US)

$98 just harness (shipped)

for just pulley (shipped)

$119 for harness with pulley (shipped)

Please let us know if you have any questions!