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Why GM’s 5.3L Vortec V8 Will Outlast The Truck Around It

The 5.3L Vortec isn't the only workhorse with a habit of outlasting the trucks around it. A couple of other engines have ...
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Breaking Down Performance: Why 5.3 LS Long Tube Headers Are a Game-Changer

When a car is being upgraded in terms of horsepower and fuel efficiency, exhaust upgrades tend to be near the top of many ...
Hot Rod

GM Performance Parts E-ROD 5.3L System Receives CARB EO NUMBER D-126-31

GRAND BLANC, Mich. - The E-ROD 5.3L crate engine package is the second in GM Performance Parts' (GMPP) E-ROD lineup to receive a California Air Resources Board Executive Order (EO) number - D-126-31 - ...
GM Authority

AWE Introduces 0FG Exhaust For 5.3L Chevy Silverado, GMC Sierra: Video

A new exhaust can make a world of difference when it comes to driving experience. Now, Chevy Silverado and GMC Sierra truck owners with the 5.3L V8 engine up front can upgrade their pickup with AWE’s ...
GM Authority

Class Action Lawsuit Claims GM 5.3L V8 Engines Burn Oil

A recent class action lawsuit filed in the U.S. District Court in Ohio claims General Motors‘ 5.3-liter LC9 V8 engine burns high amounts of oil and has other design flaws that could lead to engine ...
AutoGuide

GM 5.3L V8 Makes 355 HP, 23 MPG in Silverado, Sierra

General Motors announced today that the 5.3-liter V8 found in both the GMC Sierra and Chevy Silverado has been SAE rated at 355 hp and 383 lb-ft of torque, and will get an estimated 23 mpg highway for ...
Motor Trend

2016 Chevy Silverado 5.3L with Eight-Speed Gets 1 MPG Less Than Six-Speed

In yesterday’s post of the fuel economy figures of the 2016 Ford F-150, we also stumbled across some puzzling information for the 2016 Chevrolet Silverado 1500. In looking at the official EPA numbers, ...
Business Wire

First Natural Gas GM Pickups with 5.3L Engines Delivered in Texas

HOUSTON--(BUSINESS WIRE)--Nat G CNG Solutions announced today that it has delivered the first natural gas half-ton pickup trucks with General Motors’ 5.3 liter direct injection engine. The 2015 model ...
For Construction Pros

GM's 2014 Silverado and Sierra 1500 Top V8 Pickup Truck Fuel Economy, Towing Capacity

General Motors' 5.3-liter EcoTec3 V8 is SAE certified at 355 hp and 383 lb.-ft. of torque, with more than 300 lb.-ft. available in the 2,000- to 5,600-rpm band for responsive performance under a broad ...
Motor Trend

5.3L LM7 Engine Build - Small Cubes, Huge Power

The current LS-series small-block certainly had big shoes to fill, after all, the small-block Chevy had been around for some time and garnered more than its fair share of awards and racing success.
jdpower

2021 Chevy Silverado Fuel Economy Ratings Fall for 5.3L V8

A global semiconductor chip shortage is wreaking havoc across the automotive industry. In many cases, the limited availability of microchips is delaying and reducing production, creating dealership ...
Carscoops

GM Investing $47 Million To Ramp Up U.S. Production Of 5.3L V8s

General Motors today announced new investments at two U.S. plants to ramp up production of the 5.3-liter Ecotec3 V8 engine for its full-size trucks and SUVs. The carmaker will invest $40 million in ...