Thoroughbred
Diesel has been adding performance modifications to GM Duramax
LB7 diesel pickup trucks for around 10 years now at our shop
in Winchester Kentucky and online at ThoroughbredDiesel.com
since 2002. We are a experienced diesel company that offers
free advice daily. When it comes to your Duramax, we understand
that allot of factors go into what you need for your diesel.
Your budget, fuel economy, horsepower, torque, among many other
things can all play a factor in what performance products are
best for your diesels needs. If you have any questions about
which performance products are best suited for your Duramax
stop clicking and call us toll free at 855-737-4966, we give
free advice.
Thoroughbred Diesel offers all the top name brand aftermarket diesel
manufactures. Shop online for aFe, Diablosport, Edge Products, Superchips,
Quadzilla, Pacbrake, BD Power, Hypertech, MBRP, FASS, MBRP, Bullydog,
and so many more. Shop below for deals on programmers, exhaust, intakes,
exhaust brakes, fuel systems, clutches, turbo's, injectors, and more.
Shop online for Duramax accessories at ThoroughbredDiesel.com and
you will get free shipping on almost every products, superior customer
service, and fast shipping. Why shop anywhere else?
Attention:
If you have a GM Duramax, please verify your engine type before ordering
any product. You will either have an LB7, LLY, or LBZ motor, many
of the products we offer are not interchangeable with all three engines.
To Verify: Check the 8th digit
in the VIN number,
If it's a 1 you have the LB7 motor
If it's a 2 you have the LLY motor
Package
Deals
- If you are looking to purchase a programmer, exhaust, and intake
all at the same time, pick up the phone and give us a call. We
offer discounts on package deals. Discount depends on which brands
you buy from us, certain brands we can offer very big savings,
other brands not as much, but no matter what, we can give you
a great deal!
Popular
Performance Products for the 6.6L LB7 GM Duramax
The LB7 was
the first to be introduced in 2001. The V8 engine was a 6.6 L
(402.8 cu in) and it had 300 hp (224 kW) and
520 ft·lbf (705 N·m) of torque. It is a 32-valve design
with high-pressure common-rail direct injection and aluminum cylinder
heads.
The Duramax
was on the Ward's 10 Best Engines list for 2001 and 2002.
The following
trucks use the LB7:
Chevrolet
Kodiak/GMC Topkick
Chevrolet
Silverado/GMC Sierra HD
2005 Hummer
H1
Specifications
Engine Description:
LB7
Displacement:
6.6L / 403 in³
Bore x Stroke:
4.06 in (103 mm) x 3.90 in (99 mm)
Block / Head:
Cast gray iron / Cast aluminum
Aspiration:
Turbocharged & Intercooled
Valvetrain:
OHV 4-V
Compression:
17.5:1
Injection:
Direct; Bosch High Pressure Common-rail
Power / Torque :
300 hp (220 kW) @ 3,100 rpm / 520 ft·lbf (705 N·m)
@ 1,800 rpm
