20 Best 2003 Trailblazer Coil Pack of 2025 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 2003 Trailblazer Coil Pack of 2025. Check our ranking below.

2,811 Reviews Scanned

Rank No. #1

ENA Set of 6 Ignition Coil Pack Compatible with Chevy GMC Isuzu Hummer Saab Buick Trailblazer Envoy Rainer Colorado Canyon Ascender i-280 i-290 i-350 9-7x H3 2.8L 2.9L 3.5L 4.2L Replace# UF303 C1395

Vehicle Fitment-1: Ignition Coil Pack Compatible with Chevrolet Trailblazer 2002 2003 2004 2005 L6 4.2L, Trailblazer EXT 2002 2003 2004 2005 L6 4.2L, Colorado 2004 2005 2006 L4 2.8L, Colorado 2004 2005 2006 L5 3.5L. Ignition Coil Set Compatible with GMC Envoy 2002 2003 2004 2005 L6 4.2L, Envoy XL 2002 2003 2004 2005 L6 4.2L, Envoy XUV 2004 2005 L6 4.2L, Canyon 2004 2005 2006 L4 2.8L, Canyon 2004 2005 2006 L5 3.5L. Coil Packs Compatible with Buick Rainier 2004 2005 L6 4.2L. Bobinas de Encendido Compatible with Hummer H3 2006 L5 3.5L
Vehicle Fitment-2: Ignition Coil Compatible with Isuzu Ascender 2003 2004 2005 2008 L6 4.2L, i280 2006 L4 2.8L, i290 2007 2008 L4 2.9L, i350 2006 L5 3.5L, i370 2007 2008 L5 3.7L. Coils Pack Compatible with Oldsmobile Bravada 2002 2003 2004 L6 4.2L. Engine Coil Compatible with Saab 9-7x 2005 L6 4.2L
ENA Ignition Coils Pack Reference Number: UF303 UF-303 028310 028315 12568062 19300921 19418994 8125680620 8193009210 UF303T COP44 9212003 92840545 UF303F UF303K6 SKIC079 5C1392 2IGC0147 230035501 48844 U5080 19300921 1788390 GN10114. ENA Ignition Coils Features: plug-and-play design that allows for easy installation and are compatible with popular vehicles such as 2002 2003 2004 2005 2006 2007 2008 Trailblazer EXT Envoy XL XUV Colorado Canyon Rainier H3 Ascender Bravada 97x i-280 i-290 i-350 i-370 2.8L 2.9L 3.5L 3.7L 4.2L L4 L5 L6
ENA Coil Packs Kit Specifications: 1. Terminal Quantity: 3; 2. Mount Type: Bolt On; 3. Mounting Location: Front Vehicle; 4. Voltage: 12V. ENA ignition coil packs are engineered to ensure reliable ignition and consistent spark output
Package Content: Set of 6 Coil Packs; 12-Month Warranty. Drive forward with durable coil pack. Please enter your vehicle in your Amazon Garage above to see if this part is compatible with your vehicle

Rank No. #2

Set of 6 Ignition Coil Pack and Spark Plugs Iridium Compatible with 2002 2003 2004 2005 Chevy Trailblazer GMC Envoy Ascender Bravada Buick Rainier 9-7X 4.2L L6 Spark Plug Coils Replaces# UF303 41103

Vehicle Fitment-1: Ignition Coil Packs and Spark Plugs Compatible with Chevrolet Trailblazer 2002 2003 2004 2005 L6 4.2L, Trailblazer EXT 2002 2003 2004 2005 L6 4.2L, Colorado 2004 2005 2006 L4 2.8L, Colorado 2004 2005 2006 L5 3.5L. Coil Packs and Spark Plugs Compatible with GMC Envoy 2002 2003 2004 2005 L6 4.2L, Envoy XL 2002 2003 2004 2005 L6 4.2L, Envoy XUV 2004 2005 L6 4.2L, Canyon 2004 2005 2006 L4 2.8L, Canyon 2004 2005 2006 L5 3.5L. Spark Plugs and Coil Packs Kit Compatible with Buick Rainier 2004 2005 L6 4.2L. Coil Pack and Spark Plugs Combo Compatible with Hummer H3 2006 L5 3.5L
Vehicle Fitment-2: Ignition Coils Set Pack and Iridium Spark Plugs Compatible with Isuzu Ascender 2003 2004 2005 2008 L6 4.2L, i280 2006 L4 2.8L, i290 2007 2008 L4 2.9L, i350 2006 L5 3.5L, i370 2007 2008 L5 3.7L. Ignition Coils and Spark Plugs Set Compatible with Oldsmobile Bravada 2002 2003 2004 L6 4.2L. Engine Coil and Spark Plugs Combo Compatible with Saab 9-7x 2005 L6 4.2L
ENA Ignition Coils Packs and Spark Plug set Replacement for UF303, 12568062, 5C1392 E255, 52-1743, GN10114 IC414, 12568062, 19300921, 8-12568-062-0, 48844, 8Q5, 178-8390, C-642 C1395, 41-103, ENA Ignition coils and spark plugs designed for a direct fit and easy installation. fits popular vehicles: 2002 2003 2004 2005 Chevy Trailblazer GMC Envoy Isuzu Ascender Saab 9-7X Buick Rainier
ENA Ignition Coil Packs and Spark Plugs for 2002 2003 2004 2005 Chevy Trailblazer 4.2L L6 , 2002 2003 2004 2005 GMC Envoy 4.2L L6, 04 05 Buick Rainier 4.2L L6, 03 04 05 Isuzu Ascender 4.2L L6, 02-04 Olds Bravada 4.2 L6 , 05 Saab 9-7X 4.2L L6
Package Includes and Warranty: Set of 6 Ignition Coils Pack and Set of 6 Iridium Spark Plugs, 24-Month-Warranty. Please use the Amazon Confirmed Fit function and enter your vehicle information to ensure correct compatibility.

Rank No. #3

NPAUTO Ignition Coil Pack Set of 6 fit for 2002 2003 2004 2005 2006 Chevy Trailblazer Colorado GMC Canyon Envoy XL XUV Isuzu Ascender Oldsmobile Bravada 4.2 3.5 2.8, UF-303 C1395

[High Performance Aftermarket Ignition Coils] - NPAUTO Ignition coils which will right fit for your car. It can solve issues caused by failed coils like Engine Misfire, Rough Engine Idle, Decrease in Power, Poor Fuel Economy etc
[Vehicles Fit] - Set of 6 Ignition coil pack replacement for 2004 2005 2006 Chevrolet Colorado, 04 05 Buick Rainier, 02 03 04 05 Trailblazer, 04-06 GMC Canyon, GMC Envoy Isuzu Ascender, Isuzu i-290 i-370 etc. (Please check the compatiblity chart for fitment details)
[Interchange Part Number] - UF303 12570616 UF-303 C1395 12568062 5c1392 E255 52-1743 GN10114 IC414 12568062 19300921
[Package Includes] - 6pcs ignition coils (come with gasket). Before making your purchase, please refer to the Compatibility Chart on the listing to ensure that the coils are compatible with your car
[Quality Tested] - From internal coils to housing, quality materials are chosen to improve durability and reliability. And this part has undergone extensive testing to ensure a quality fit and long lifespan

Rank No. #4

MAS Ignition Coil Pack UF303 E255 Replacement Compatible with Chevy Trailblazer EXT Colorado Buick Rainier GMC Canyon Envoy Hummer H3 Isuzu i-280 Oldsmobile Saab L4-2.8L L5-3.5L L5-3.7L L6-4.2L (1)

Compatible Vehicles - Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchase
Reduces common ignition coil issues such as; no/hard start, long crank time, misfires, lack of power, inconsistent transmission shifts, spark plug fouling, premature catalytic converter failure, poor fuel economy, check engine light illumination
Compatible Part Numbers - UF-303, 28310, 28315, 1788390, IC051218, UF303T, D502A, 521743, DR1707, 5073, 1C414, HPUF303, UF-303, 11173596, C303, 12114, UF303G, LTR5GP, 5019, BRUF303, B349X11, E255, Ic414, 12568062, E255, 52-1743, GN10114, IC414, 12568062, UF-303, 19300921, DW01659, 8-12568-062-0.
To keep longer use time of the ignition coils, please pay attention to the condition of sparks.The ignition coils need to work more frequently when work together with the aged spark,that will get the ignition coils become easy to overload and aged.
1 Year Warranty - This ignition coil set comes complete with a 1 year warranty. If the coil ever fails on your vehicle within the warranty period, simply contact us for a replacement. Save time and money by taking advantage of this warranty.

Rank No. #5

A-Premium Ignition Coils Pack Compatible with Chevrolet Chevy Trailblazer 2002-2005 4.2L GMC Canyon 2004-2006 2.8L 3.5L Envoy 2002-2005 4.2L Hummer Isuzu Saab Oldsmobile Bravada 9-7x

[Vehicle Fitment-1]: Compatible with Chevrolet Colorado 2004-2006 L4 2.8L/L5 3.5L, Trailblazer/Trailblazer EXT 2002-2005 L6 4.2L; Compatible with GMC Canyon 2004-2006 L4 2.8L/L5 3.5L, Envoy/Envoy XL 2002-2005 L6 4.2L, Envoy XUV 2004-2005 L6 4.2L
[Vehicle Fitment-2]: Compatible with Isuzu Ascender 2003-2005 2008 L6 4.2L, i-280 2006 L4 2.8L, i-290 2007-2008 L4 2.9L, i-350 2006 L5 3.5L, i-370 2007-2008 L5 3.7L
[Vehicle Fitment-3]: Compatible with Buick Rainier 2004-2005 L6 4.2L; Compatible with Hummer H3 2006 L5 3.5L; Compatible with Oldsmobile Bravada 2002-2004 L6 4.2L; Compatible with Saab 9-7x 2005 L6 4.2L
[Reference Number]: 12568062, 12570616, 8125680620, 8193009210, 71760623, 19300921, UF-303, UF303, C642, C1395, GN10114, 6737200, SPP44, SKIC079, 5C1392, 5073, COP44, CUF303, 1788390, 48844, C642M6, 49174, V51700033
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted ignition coil. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.

Last update on 2025-07-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best 2003 Trailblazer Coil Pack?

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Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 2003 Trailblazer Coil Pack that you consider buying. Your questions might include the following:

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Potential sources can include buying guides for 2003 Trailblazer Coil Pack, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 2003 Trailblazer Coil Pack. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an 2003 Trailblazer Coil Pack buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 2003 Trailblazer Coil Pack currently available on the market.

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Specifications: How powerful they are can be measured.
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Customer Ratings: Number ratings grade 2003 Trailblazer Coil Pack objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 2003 Trailblazer Coil Pack.
Product Quality: You don’t always get what you pay for with an 2003 Trailblazer Coil Pack, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 2003 Trailblazer Coil Pack is should be an indication of how long it will work out for you.

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20 Best 2003 Trailblazer Coil Pack of 2025 – Romance University

How Do You Buy The Best 2003 Trailblazer Coil Pack?

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