Top 10 Best 5.3 Performance Mods Based On Scores

1. Hanes Sport Women’s Performance Legging,Ebony,Small

  • Cool DRI interlock fabric dries faster for maximum comfort
  • Cool comfort technology rapidly wicks away moisture to keep you cool
  • Wide waistband for a comfortable, flattering fit
  • Chafe-resistant flat lock seams
  • 28.5″ inseam

2. How to Build and Modify GM LS-Series Engines (Motorbooks Workshop)

3. Pedal Commander – PC65 for Chevrolet Silverado (2007-2018) 1500, 2500HD, 3500HD, WT, LS, LT, LTZ, High Country, SS, & All Other Models (4.3L 4.8L 5.3L 6.0L 6.2L 6.6L) | Throttle Response Controller

  • FASTER ACCELERATION: The Pedal Commander system eliminates the delay from your electronic gas pedal, allowing your 2007-2018 Chevrolet Silverado to accelerate faster, giving your vehicle a night/day difference in performance.
  • 36 ADJUSTABLE SETTINGS: Equipped with 4 different modes: Eco, City, Sport, and Sport +. Each mode has an additional 9 adjustable settings to fine-tune to your liking, making this the best Chevrolet Silverado accessory.
  • GAS SAVINGS: The Pedal Commander’s significantly slow response can increase your Chevrolet Silverado MPG and save you up to 20% in fuel economy.
  • QUICK & EASY INSTALLATION: Pedal Commander is a simple plug-and-play device that takes only about 5 minutes to install. Now Bluetooth compatible so you can control the unit using our free Pedal Commander app.
  • WILL NOT VOID YOUR WARRANTY: Pedal Commander will not void the warranty on your Chevrolet Silverado or leave any trace behind on your ECU.

4. MSD Ignition 8733 2-Step Launch Control for GM LS Engines

  • LS 2-Step Launch Control
  • Easily Set Launch RPM For Consistent Holeshots
  • Connects To Factory Coils For Easy Installation
  • The Best Way To Launch Hard
  • Can be used with 24x or 58x trigger wheels

5. BLACKHORSE-RACING 4″ Cold Air Intake System Kit with Heat Shield Filter Compatible with Chevy GMC 1999 2000 2001 2002 2003 2004 2005 2006 V8 4.8L/5.3L/6.0L(Black)

  • 【Specification】Dimensions: (9.67 x 11.81 x 9.45)” / 950 x 30 x 24)cm (L x W x H).
  • 【Cold Air Intake Kit 】It’s the ultimate performance Cold Air Intake Kit with Heat Shield, The air intake kit can help your engine to draw in more cold air resulting in better throttle response and higher explosive horsepower output.
  • 【Advantage】High quality and efficient air intake system, fits automatic and manual transmission, the filters are washable, reusable and easy to install with tools commonly available.
  • 【Efficacy】Designed to increasing 8-10% horsepower & 6-10% torque, and creating an attractive intake noise.
  • 【Compatible with】1999 2000 2001 2002 2003 2004 2005 2006 V8 4.8L/5.3L/6.0L(Don’t fit 2006 ford f250 lariat 6.0).

6. ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black

  • Classic design, fast scan and erase trouble codes, even a beginner can use it read the error code, find out what the problem is and perhaps fix it. Save money and time. It can not read and erase ABS, SRS(Airbag), and other systems fault codes.
  • Works on MOST 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports English, German, French, Spanish, Finnish, Dutch, Russian and Portuguese.
  • Easily determines the cause of the check engine light. I/M monitor readiness test, turn off the MIL (check engine light) as well as view freeze frame data. Read hard (memory) / pending (intermittent) and historic codes and show definitions.
  • The AD310 scanner is well built with a large LCD display (128 x 64 pixel) that has white backlight and contrast adjustment, indicates test results directly. No need any Batteries or Charger, gets the power directly from the OBDII Data Link Connector in your vehicle.
  • It’s equipped with a 2. 5 feet long cable and made of a very thick flexible insulator. There are 4 buttons on AD310. The Up and Down button for scrolling the menu, the Enter and Exit button allow for navigation back and entering menu.

7. Fleece Performance Engineering -GM-ALO-37 Gm All Lights On (2003-2007 Classic)

  • ALL LIGHTS ON: Simply install the module to allow your high-beams, low-beams and fog lamps to simultaneously illuminate the road ahead
  • SIMPLE UPGRADE: The module installs right inside your fuse box. It keeps things looking nice and clean and you won’t have to worry about any wires wiggling loose.
  • EASY INSTALL: Installs in 5 minutes or less. Simply remove the relays shown, lay the module on your circuit board, and reinstall the relays.
  • FITMENT: Fits on 2003-2007 full size GM trucks (2005-3500 Silverado/Sierra) or if your fuse box is laid out like the one shown in the photos
  • NORMAL FUNCTION: When the high-beams are not turned on your low-beams and fog lights will function normally

8. LS Series Engine Manual: Performance Modifications – Repair – Overhaul: Step-by-Step Instructions, Fully Illustrated for Home Mechanic, Stock Repairs to Exotic Upgrades (Haynes Techbook)

9. All Lights On – Stay safer, see further, and brighten your night time driving experience

  • Compatible With 2007.5 – 2021 Chevrolet Silverado & GMC Sierra 1500/2500HD/3500HD; 2007 – 2020 Chevy Tahoe & Suburban; 2007 – 2020 GMC Yukon & Yukon XL
  • Compatible With 2007 – 2013 Chevrolet Avalanche; 2007 – 2014 Cadillac Escalade; 2015 – 2020 Chevrolet Colorado and GMC Canyon
  • Compatible With 2009 – 2017 Chevrolet Traverse; 2007 – 2016 GMC Terrain; 2008 – 2017 Buick Enclave; 2010 – 2019 GM Equinox
  • Compatible With 2009 – 2017 Chevrolet Traverse; 2007 – 2016 GMC Terrain; 2008 – 2017 Buick Enclave; 2010 – 2019 GM Equinox Key Product Features

10. TARAZON Fit for Chevrolet Throttle Body Spacer Kit, for Chevy Silverado Suburban 1500 GMC SIERRA 4.8L 5.3L 6.0L 1999-2007

  • Manufactured from the highest quality machine finished aluminum.
  • Brand New Throttle Body Spacer Kit with spiral groove fits 4.8L 5.3L 6.0L from 1999-2007. If you have a 2007 please make sure that you don’t need the 4 bolt spacer!(Very few need)
  • Designed to improve gas mileage & provide additional performance with your Cool Air Intake system.(2 TO 4 MORE MPG , ADD 4-6 MORE HP UP TO 20HP WITH OTHER MODS.),Torque gains between 900 to 3500 RPM. Gas mileage could increase 2-4 miles per gallon. Performance level may vary depending on driving condition and style.
  • Creates better engine cylinder filling and can be used with any grade of fuel for more power and economy.
  • For 1999-2007 CHEVY SILVERADO GMC SIERRA 4.8L 5.3L 6.0L.

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