Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
Shopping for

1975 GMC C15

X

Displaying 1 to 25 (of 27 products)
On Sale:

$3.49

Avail:
9 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Copper Resistor
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Copper Resistor
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Copper Resistor
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Copper Resistor
without High Energy Ignition (HEI)
Gap .035 (in)

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Copper Resistor
Gap .035 (in)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Copper Resistor
Gap .035 (in)

8 Per Vehicle
On Sale:

$4.26

Avail:
13 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Resistor
Gap .060 (in)
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Resistor
Gap .060 (in)

6 Per Vehicle
On Sale:

$3.29

Avail:
8 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Copper Resistor
Light Duty
with High Energy Ignition (HEI)
Gap .060 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Copper Resistor
Light Duty
with High Energy Ignition (HEI)
Gap .060 (in)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Copper Resistor
with High Energy Ignition (HEI)
Gap .060 (in)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Copper Resistor
with High Energy Ignition (HEI)
Gap .060 (in)

8 Per Vehicle
On Sale:

$2.90

Avail:
11 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Plus
Plug Type RV15YC6
Gap .060
OE Type
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Plus
Plug Type RV15YC6
Gap .060
OE Type

6 Per Vehicle
On Sale:

$5.46

Avail:
21 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Platinum
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Platinum
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Platinum
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Platinum
without High Energy Ignition (HEI)
Gap .035 (in)

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Platinum
Gap .035 (in)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Platinum
Gap .035 (in)

8 Per Vehicle
On Sale:

$5.17

Avail:
229 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV
 
6
 
Gold-RAPIDFIRE
Gap 0.035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV Gold-RAPIDFIRE
Gap 0.035 (in)

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV
 
8
 
Gold-RAPIDFIRE
Gap 0.035 (in)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV Gold-RAPIDFIRE
Gap 0.035 (in)

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Copper Resistor
Bulk Pack
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Copper Resistor
Bulk Pack
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Copper Resistor
Bulk Pack
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Copper Resistor
Bulk Pack
without High Energy Ignition (HEI)
Gap .035 (in)

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Copper Resistor
Bulk Pack
Gap .035 (in)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Copper Resistor
Bulk Pack
Gap .035 (in)

8 Per Vehicle
On Sale:

$4.07

Avail:
31 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
G-Power Spark Plug
w/o HEI
Gap 0.035
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV G-Power Spark Plug
w/o HEI
Gap 0.035

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
G-Power Spark Plug
Gap 0.035
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV G-Power Spark Plug
Gap 0.035

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
G-Power Spark Plug
w/o HEI
Gap 0.035
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV G-Power Spark Plug
w/o HEI
Gap 0.035

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Copper Plus
Plug Type RV12C6
Light Duty
Gap .060
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Copper Plus
Plug Type RV12C6
Light Duty
Gap .060

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Copper Plus
Plug Type RV12C6
with High Energy Ignition (HEI)
Gap .060
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Copper Plus
Plug Type RV12C6
with High Energy Ignition (HEI)
Gap .060

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Copper Plus
Plug Type RV12C6
with High Energy Ignition (HEI)
Gap .060
OE Type
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Copper Plus
Plug Type RV12C6
with High Energy Ignition (HEI)
Gap .060
OE Type

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
1
 
Platinum Plus Spark Plug
Gap .035
VIN: V
without High Energy Ignition
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Platinum Plus Spark Plug
Gap .035
VIN: V
without High Energy Ignition
1 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
1
 
Platinum Plus Spark Plug
Gap .060
VIN: V
with High Energy Ignition (HEI)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Platinum Plus Spark Plug
Gap .060
VIN: V
with High Energy Ignition (HEI)
1 Per Vehicle
On Sale:

$7.21

Avail:
132 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Gold-Double Platinum
Gap 0.035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Gold-Double Platinum
Gap 0.035 (in)

6 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV
 
8
 
Professional-Double Platinum-Reman=No-US ACD=Y-Can ACD=Y-
Gap .035
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV Professional-Double Platinum-Reman=No-US ACD=Y-Can ACD=Y-
Gap .035

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Gold-Double Platinum
Gap 0.060in
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Gold-Double Platinum
Gap 0.060in

6 Per Vehicle
On Sale:

$8.16

Avail:
86 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV
 
6
 
Iridium TT
Gap 0.040
Iridium TT
Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV Iridium TT
Gap 0.040
Iridium TT
Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV
 
8
 
Iridium TT
Gap 0.040
Iridium TT
Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV Iridium TT
Gap 0.040
Iridium TT
Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

8 Per Vehicle
On Sale:

$3.04

Avail:
99 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV
 
6
 
U-Groove Conventional
Gap 0.035
O.E. Recommended Resistor Plug with Patented U-Groove Design
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV U-Groove Conventional
Gap 0.035
O.E. Recommended Resistor Plug with Patented U-Groove Design

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV
 
8
 
U-Groove Conventional
Gap 0.035
O.E. Recommended Resistor Plug with Patented U-Groove Design
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV U-Groove Conventional
Gap 0.035
O.E. Recommended Resistor Plug with Patented U-Groove Design

8 Per Vehicle
On Sale:

$7.36

Avail:
128 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV
 
6
 
Iridium Power
Gap 0.044
Iridium Power
Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV,
4.1L L6 Gas OHV Iridium Power
Gap 0.044
Iridium Power
Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV
 
8
 
Iridium Power
Gap 0.044
Iridium Power
Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV,
5.7L V8 Gas OHV Iridium Power
Gap 0.044
Iridium Power
Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Resistor Spark Plug
.060 Gap
Use until inventory is depleted
OE Style
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Resistor Spark Plug
.060 Gap
Use until inventory is depleted
OE Style

6 Per Vehicle
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Resistor Spark Plug
OE Style
Use until inventory is depleted
.060 Gap
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Resistor Spark Plug
OE Style
Use until inventory is depleted
.060 Gap

6 Per Vehicle
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Resistor Spark Plug
Use until inventory is depleted
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Resistor Spark Plug
Use until inventory is depleted

6 Per Vehicle
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Copper Resistor Spark Plug
Use until inventory is depleted
.060 Gap
OE Style
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Copper Resistor Spark Plug
Use until inventory is depleted
.060 Gap
OE Style

6 Per Vehicle
On Sale:

$3.19

Avail:
246 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
V-Power Spark Plug
w/o HEI
Gap 0.035
OE Equivalent Design
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV V-Power Spark Plug
w/o HEI
Gap 0.035
OE Equivalent Design

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
V-Power Spark Plug
Gap 0.035
OE Equivalent Design
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV V-Power Spark Plug
Gap 0.035
OE Equivalent Design

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
V-Power Spark Plug
w/o HEI
Gap 0.035
OE Equivalent Design
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV V-Power Spark Plug
w/o HEI
Gap 0.035
OE Equivalent Design

8 Per Vehicle
On Sale:

$3.19

Avail:
3 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
V-Power Spark Plug
Gap 0.060
OE Equivalent Design
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV V-Power Spark Plug
Gap 0.060
OE Equivalent Design

6 Per Vehicle
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
V-Power Spark Plug
HEI
Gap 0.060
OE Equivalent Design
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV V-Power Spark Plug
HEI
Gap 0.060
OE Equivalent Design

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
V-Power Spark Plug
HEI
Gap 0.060
OE Equivalent Design
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV V-Power Spark Plug
HEI
Gap 0.060
OE Equivalent Design

8 Per Vehicle
On Sale:

$7.53

Avail:
51 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Iridium IX Spark Plug
w/o HEI
Gap 0.035
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Iridium IX Spark Plug
w/o HEI
Gap 0.035

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Iridium IX Spark Plug
Gap 0.035
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Iridium IX Spark Plug
Gap 0.035

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Iridium IX Spark Plug
w/o HEI
Gap 0.035
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Iridium IX Spark Plug
w/o HEI
Gap 0.035

8 Per Vehicle
On Sale:

$7.53

Avail:
9 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Iridium IX Spark Plug
Gap 0.060
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Iridium IX Spark Plug
Gap 0.060

6 Per Vehicle
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Iridium IX Spark Plug
HEI
Gap 0.060
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Iridium IX Spark Plug
HEI
Gap 0.060

6 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Iridium IX Spark Plug
HEI
Gap 0.060
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Iridium IX Spark Plug
HEI
Gap 0.060

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Nickel
Original Center Electrode Material is Copper/Nickel
Gap 0.045 in
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Nickel
Original Center Electrode Material is Copper/Nickel
Gap 0.045 in

8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L l6 Gas OHV
 
6
 
Super Plus Spark Plug
Gap 0.060 in
Light Duty
w/High Energy Ignition (HEI)
 
1975 GMC C15 equipped with
4.8L l6 Gas OHV Super Plus Spark Plug
Gap 0.060 in
Light Duty
w/High Energy Ignition (HEI)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Super Plus Spark Plug
Gap 0.060 in
VIN: V
w/High Energy Ignition (HEI)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Super Plus Spark Plug
Gap 0.060 in
VIN: V
w/High Energy Ignition (HEI)
8 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Double Platinum
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Double Platinum
Heavy Duty
without High Energy Ignition (HEI)
Gap .035 (in)

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Double Platinum
without High Energy Ignition (HEI)
Gap .035 (in)
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Double Platinum
without High Energy Ignition (HEI)
Gap .035 (in)

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Double Platinum
Gap .035 (in)
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Double Platinum
Gap .035 (in)

8 Per Vehicle
On Sale:

$3.02

Avail:
191 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
1975 GMC C15 equipped with
4.1L L6 Gas OHV
 
6
 
Gold-Conventional
Gap .060
 
1975 GMC C15 equipped with
4.1L L6 Gas OHV Gold-Conventional
Gap .060

6 Per Vehicle
1975 GMC C15 equipped with
4.8L L6 Gas OHV
 
6
 
Gold-Conventional
Without high energy ignition
Heavy Duty
Gap .035
 
1975 GMC C15 equipped with
4.8L L6 Gas OHV Gold-Conventional
Without high energy ignition
Heavy Duty
Gap .035

6 Per Vehicle
1975 GMC C15 equipped with
5.7L V8 Gas OHV
 
8
 
Gold-Conventional
Without high energy ignition
Gap .035
 
1975 GMC C15 equipped with
5.7L V8 Gas OHV Gold-Conventional
Without high energy ignition
Gap .035

8 Per Vehicle
1975 GMC C15 equipped with
7.4L V8 Gas OHV
 
8
 
Gold-Conventional
Gap .035
 
1975 GMC C15 equipped with
7.4L V8 Gas OHV Gold-Conventional
Gap .035

8 Per Vehicle
Displaying 1 to 25 (of 27 products)