Best Tuner For 2003 Z71 5.3l

[GreenMachine]

 

I need some opinions on a good tuner for my 2003 5.3l, I pull a big boat and Im looking for something that will give it alot of power and make it fast!

Anything helps thanks

 

 

[Jennabear]

Have you checked out www.blackbearperformance.com? We have 3 different mail order tuning options.

[jdubub]

Have you checked out www.blackbearperformance.com? We have 3 different mail order tuning options.

 

 

^+1 Go with Jenna and get a Blackbear tune. Only way to go

[Stevens03]

Have you checked out www.blackbearperformance.com? We have 3 different mail order tuning options.

 

 

^+1 Go with Jenna and get a Blackbear tune. Only way to go

 

 

+2 I've had both handhelds and custom and Hands down, a custom tune blows away the handhelds for power. JMO but I believe it's a good one..

[GreenMachine]

 

Thanks alot I'll take a look at them

 

 

Have you checked out www.blackbearperformance.com? We have 3 different mail order tuning options.

 

 

^+1 Go with Jenna and get a Blackbear tune. Only way to go

 

 

+2 I've had both handhelds and custom and Hands down, a custom tune blows away the handhelds for power. JMO but I believe it's a good one..