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What’s it really take for a 4L60e to handle BIG HORSEPOWER & LAST!!!
How far will a 4L60E go without billet upgrades let’s find out.
BULLETPROOF 4L60E build in HOME GARAGE!!
Your Guide to a Sonnax 4L60/E High Horsepower Level 3 Transmission Build
How to Make ANY 4l60e transmission LAST!!!
BUILD A RELIABLE 4L60E TRANS FOR UNDER $100!
4L60E Comparison Curt's Corner | Monster Transmission
4L60e gotta handle 900hp is it possible? Well let’s just say SONNAX BILLET PARTS is a good start!
220,000+ miles 4L60E all original getting a lot of UPGRADES video 1-2...
The Ultimate 4L60E Reaction Shaft Upgrade for Big Power Transmissions
LET'S TALK TECH-4L60E TRANS-CAN IT BE STRONG?
How much power the can the 6L80E hold? Jannetty Racing