i picked up ngk Iridium plugs for 2003 volvo s40. they say not to gap but its at 33 and book calls for 28 on double platinuims.

draake
0

Asked by draake Mar 03, 2012 at 04:45 PM about the 2003 Volvo S40

Question type: Maintenance & Repair

can i use them as is or take them back? Do iridium help gas mileage, @$4.30 a gal. it would be worth it
to raise mileage.

1 Answer

Catherine White-Garcia
5

always gap, will not save on milage -especially if you do not gap, but overall power, pickup and starting will be improved so yes you will save gas. Nice plugs

Your Answer

Add photo

Search Volvo S40 Questions

Volvo S40 Experts

#1 venom5150
venom5150
Reputation 410
#2 tenspeed
tenspeed
Reputation 240
#3 Tom Demyan
Tom Demyan
Reputation 170
View All

Related Models For Sale

Used Volvo S60"
153 Great Deals out of 8,138 listings starting at $1,750
Used Volvo S80"
27 Great Deals out of 1,534 listings starting at $991
Used BMW 3 Series"
1,006 Great Deals out of 37,649 listings starting at $1,200
Used Volkswagen Jetta"
582 Great Deals out of 29,971 listings starting at $1,395
Used Honda Accord"
1,142 Great Deals out of 73,373 listings starting at $1,450
Used Audi A4"
260 Great Deals out of 10,742 listings starting at $1,700
Used Honda Civic"
776 Great Deals out of 57,943 listings starting at $950
Used Volvo XC90"
107 Great Deals out of 3,127 listings starting at $2,995
Used Volkswagen Passat"
378 Great Deals out of 24,877 listings starting at $900
Used Mercedes-Benz C-Class"
573 Great Deals out of 25,022 listings starting at $1,995
Used Toyota Corolla"
843 Great Deals out of 52,882 listings starting at $999
Used Mazda MAZDA3"
360 Great Deals out of 21,179 listings starting at $1,000
Used Toyota Camry"
1,261 Great Deals out of 77,076 listings starting at $1,200

Used Cars For Sale

2011 Volvo S40 For Sale
4 Great Deals out of 51 listings starting at $10,980
2010 Volvo S40 For Sale
6 Great Deals out of 91 listings starting at $7,900
2009 Volvo S40 For Sale
73 listings starting at $5,990
2008 Volvo S40 For Sale
6 Great Deals out of 123 listings starting at $4,995
2007 Volvo S40 For Sale
10 Great Deals out of 193 listings starting at $3,995