Shop By Category
Your Cart

01-04 GM LB7 6.6L Duramax Banks Six Gun Diesel Tuner W/ Banks iDash SuperGauge

Six-Gun delivers pavement-shredding power. Has 6 change-on-the-fly power levels and is Stacked for Power. Enhanced vehicle monitoring with iDash SuperGauge. Comes standard with exclusive AutoRate® and ActiveSafety® engine and transmission safeguards.

US Patent # 7,593,808 & # 7,254,477



Tuning that doesn’t kill the host vehicle.
Many tuners reduce fuel delivery as exhaust gas temps rise. But they ignore the powertrain! Banks finds the limits of the engine and powertrain, then adds mission-critical ActiveSafety® and AutoRate® safeguards to Six-Gun so it won’t exceed those limits. Has 6 change-on-the-fly power levels. Is Stacked for Power to tune timing and fuel pressure. As a result, Six-Gun thrashes challengers, not your truck!

Proof of a higher power.
Calibrated for sport applications, Six-Gun is a performance junkie that adds +127 hp/+345 lb-ft. With its comprehensive CleanTune® Technology and change-on-the-fly power, Six-Gun rockets you from 0-60 mph 28% quicker and in 31% less distance than stock ... without adding black smoke!

Banks iDash® 1.8 SuperGauge is packed full of awesome! Use it for total control of your Six-Gun Tuner. Achieve best gains with a touch of your finger. Set and monitor EGT, coolant temps and a vast array of other engine parameters. With enhanced vehicle monitoring and diagnostic Read/Clear capabilities, you will wonder how you lived without the iDash SuperGauge your whole life!

Engine differences in 2004 vehicles: Early 2004 vehicles - LB7 engine (8th VIN digit - 1). Late 2004 vehicles - LLY engine (8th VIN digit - 2).


Key Features

  • Gain up to +127 hp/+345lb-ft at rear wheels
  • Enhanced vehicle monitoring with SuperGauge
  • Destroys the competition, not your vehicle!
  • ActiveSafety protects engine/powertrain
  • Diagnostic capability, Read/Clear codes
  • 6 change-on-the-fly power levels
  • 0-60 mph in 1/3 less distance!
  • View up to 100 parameters
  • Loaded with Features
  • Easy Install

 Test Results

Chevy/GMC Truck Power

Turbo-diesel: 6.6L Duramax LB7, '01-04

Test vehicle: 2001 Chevy 3500HD, Extended Cab, Long Bed

Engine: 6.6L Duramax LB7

Transmission: Allison Series 1000 5-speed automatic

2001 Chevy 3500HD rear-wheel Horsepower2001 Chevy 3500HD rear-wheel torque
Six-Gun, Level 6StockBanksImprovementResults
Horsepower: Best gain163 hp
@2000 rpm
290 hp
@2000 rpm
+127 hp78% more
Torque: Best gain458 lb-ft
@1800 rpm
803 lb-ft
@1800 rpm
+345 lb-ft75% more
Horsepower: Peak-to-peak252 hp
@3000 rpm
322 hp
@3000 rpm
+70 hp28% more
Torque: Peak-to-peak458 lb-ft
@1800 rpm
803 lb-ft
@1800 rpm
+345 lb-ft75% more
Horsepower: Upshift point (automatics)249 hp
@3200 rpm
322 hp
@3200 rpm
+73 hp29% more
Torque: Downshift point (automatics)459 lb-ft
@2300 rpm
712 lb-ft
@2300 rpm
+253 lb-ft55% more
1/8 mile: Elapsed time11.81 sec.10.46 sec.-1.35 sec.11% quicker
1/8 mile: Trap speed65.40 mph74.86 mph9.46 mph14% faster
1/4 mile: Elapsed time17.89 sec.16.00 sec.-1.89 sec.11% quicker
1/4 mile: Trap speed80.48 mph87.57 mph7.09 mph9% faster
1/4 mile: Truck lengths over stock (Length = 20')11.00 TL
0-60 mph: Elapsed time10.18 sec.7.36 sec.-2.82 sec.28% quicker
0-60 mph: Distance509.1 ft.349.1 ft.-159.9 ft.31% shorter

All gains measured at the rear wheels, with recommended airflow improvements.

Upgradeable options include Banks iDash DataMonster and airflow components to build a complete engineered power system.

For best Six-Gun Tuner performance, Banks always recommends airflow improvements.

Banks Power: 61410

Lame California Prop 65 Notice