Best Spark Plugs for 04 TrailBlazer EXT LS

15

Asked by Oct 14, 2014 at 06:48 AM about the 2004 Chevrolet TrailBlazer EXT LS RWD

Question type: Maintenance & Repair

Is the AC Delco Iridium Spark Plug #41-103 the best one out there for the 04 TrailBlazer EXT LS? Is there others that are just as good?

5 Answers

292,795

I like NGK's, do you have the 4.2L or 5.3L engine? I can't tell based on trim level. But any iridium will do and you won't have to change the plugs for a long time.

2 people found this helpful.
15

I have a 4.2L engine.

1 people found this helpful.

Tom is right. Iridium spark plugs are superior in life-span and performance

1 people found this helpful.
292,795

www.rockauto.com, specifies NGK #4344 with a gap of .050

1 people found this helpful.
10

I have a 2004 trailblazer LT i will like to know what plugs are good for my motor 4.2 liter

1 people found this helpful.

Your Answer:

TrailBlazer EXT

Looking for a Used TrailBlazer EXT in your area?

CarGurus has 743 nationwide TrailBlazer EXT listings starting at $1,990.

ZIP:

Chevrolet TrailBlazer EXT Experts

  • #1
    jimjimjim
    Reputation
    440
  • #2
    chevyp2p
    Reputation
    130
  • #2
    John Carson
    Reputation
    130
View All

Related Models For Sale

Used Chevrolet TrailBlazer
54 Great Deals out of 3,340 listings starting at $1,500
Used Chevrolet Tahoe
526 Great Deals out of 37,726 listings starting at $1,250
Used GMC Envoy XL
4 Great Deals out of 466 listings starting at $3,300
Used Chevrolet Suburban
331 Great Deals out of 22,499 listings starting at $1,999
Used Dodge Durango
283 Great Deals out of 25,621 listings starting at $1,750
Used Chevrolet Silverado 1500
1,780 Great Deals out of 153,004 listings starting at $1,000
Used GMC Envoy
33 Great Deals out of 1,562 listings starting at $1,000
Used Ford Explorer
876 Great Deals out of 67,383 listings starting at $800
Used Chevrolet Blazer
701 listings starting at $895
Used Jeep Grand Cherokee
853 Great Deals out of 76,251 listings starting at $900
Used GMC Yukon
342 Great Deals out of 21,326 listings starting at $2,450
Used Chevrolet Impala
369 Great Deals out of 25,580 listings starting at $950
Used Chevrolet Equinox
1,001 Great Deals out of 79,495 listings starting at $1,500

Used Cars For Sale

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.