The parts that make up the Ignition System all work together to provide a spark of the right intensity and at the exact time to light up the air and fuel mixture. Spark plugs are at the business end of the ignition system, and are fed power from Starter Motors and ignition coils. To ensure this happens efficiently and at the correct time, a series of sensors monitor the position of cams, throttle bodies and cranks, and air volume and temperature. All parts rely on various Car Wiring Supplies to work, and protective relays, switches, and fuses to prevent faults. They can also be controlled directly from the car's main computer or separate car Control Modules, such as the ignition module found in recent makes.
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- 2 pc DENSO Platinum TT 4503 PK16TT Spark PlugsSpecial Price $8.85 Regular Price $12.99
- 2 pc DENSO Platinum TT 4504 PK20TT Spark PlugsSpecial Price $8.85 Regular Price $12.99
- 6 pc DENSO Platinum TT Spark Plugs for 1989-2002 Toyota 4Runner 3.0L 3.4L V6Special Price $34.46 Regular Price $48.99
- 8 pc DENSO Platinum TT Spark Plugs for 1993-2007 Jeep Grand Cherokee 4.7L 5.2L 5.9L V8Special Price $40.21 Regular Price $56.99
- 8 pc DENSO Platinum TT 4503 PK16TT Spark PlugsSpecial Price $35.58 Regular Price $50.99
- 8 pc DENSO Platinum TT Spark Plugs for 1999-2013 Chevrolet Silverado 1500 4.8L 5.3L 6.0L 6.2L V8Special Price $40.21 Regular Price $56.99
- 4 pc DENSO Platinum TT 4504 PK20TT Spark PlugsSpecial Price $19.77 Regular Price $27.99
- 4 pc DENSO Platinum TT Spark Plugs for 1991-1999 Mercury Tracer 1.9L 2.0L L4Special Price $22.09 Regular Price $31.99
- 6 pc DENSO Platinum TT Spark Plugs for 1993-2005 Lexus GS300 3.0L L6Special Price $34.46 Regular Price $48.99
- 6 pc DENSO Platinum TT Spark Plugs for 2009-2012 Audi Q5 3.2L V6Special Price $34.46 Regular Price $48.99
- 8 pc DENSO Platinum TT Spark Plugs for 1991-1994 Lincoln Town Car 4.6L V8Special Price $39.40 Regular Price $40.21
- 8 pc DENSO Platinum TT Spark Plugs for 1997-2008 Ford F-150 4.6L 5.4L V8Special Price $40.21 Regular Price $56.99
- 4 pc DENSO Platinum TT Spark Plugs for 1990-1999 Mazda Miata 1.6L 1.8L L4Special Price $22.09 Regular Price $31.99
- 4 pc DENSO Platinum TT Spark Plugs for 1986-1995 Suzuki Samurai 1.3L L4Special Price $22.09 Regular Price $31.99
- 4 pc DENSO Platinum TT Spark Plugs for 1987-1993 Chevrolet LLV 2.5L L4Special Price $22.09 Regular Price $31.99
- 4 pc DENSO Platinum TT Spark Plugs for 1985-1990 Chevrolet Astro 2.5L L4Special Price $22.71 Regular Price $31.99
- 4 pc DENSO Platinum TT Spark Plugs for 2012-2016 Toyota Prius C 1.5L L4Special Price $22.71 Regular Price $31.99
- 4 pc DENSO Platinum TT Spark Plugs for 1982-1988 Nissan Sentra 1.5L 1.6L L4Special Price $22.71 Regular Price $31.99
- 6 pc DENSO Platinum TT 4503 PK16TT Spark PlugsSpecial Price $29.58 Regular Price $41.99
- 4 pc DENSO Platinum TT Spark Plugs for 1995-2000 Ford Contour 2.0L L4Special Price $33.12 Regular Price $46.99
- 6 pc DENSO Platinum TT Spark Plugs for 1994-2000 Lexus SC300 3.0L L6Special Price $33.60 Regular Price $47.99
- 6 pc DENSO Platinum TT Spark Plugs for 1989-1995 Dodge Spirit 3.0L V6Special Price $33.60 Regular Price $47.99
- 6 pc DENSO Platinum TT Spark Plugs for 2000-2004 Nissan Xterra 3.3L V6Special Price $33.60 Regular Price $47.99
- 6 pc DENSO Platinum TT Spark Plugs for 1988 BMW 535is 3.5L L6Special Price $33.60 Regular Price $47.99
- 6 pc DENSO Platinum TT Spark Plugs for 1975-1979 Mercury Bobcat 2.8L V6Special Price $33.60 Regular Price $47.99
- 6 pc DENSO Platinum TT Spark Plugs for 2000 BMW 323Ci 2.5L L6Special Price $34.46 Regular Price $48.99
- 6 pc DENSO Platinum TT Spark Plugs for 1982 Ford Granada 3.8L V6Special Price $34.46 Regular Price $48.99
- 6 pc DENSO Platinum TT Spark Plugs for 2003-2007 Honda Accord 3.0L V6Special Price $34.46 Regular Price $48.99
- 6 pc DENSO Platinum TT Spark Plugs for 1979-1984 GMC C2500 Suburban 4.8L L6Special Price $34.46 Regular Price $48.99
- 8 pc DENSO Platinum TT Spark Plugs for 1991 Buick Commercial Chassis 5.0L V8Special Price $39.40 Regular Price $55.99
- 8 pc DENSO Platinum TT Spark Plugs for 2000-2009 Toyota Tundra 4.7L V8Special Price $40.21 Regular Price $56.99
- 8 pc DENSO Platinum TT Spark Plugs for 1975-1978 GMC G35 5.7L 6.6L 7.4L V8Special Price $40.21 Regular Price $56.99
- 8 pc DENSO Platinum TT Spark Plugs for 1998-2004 Lincoln Navigator 5.4L V8Special Price $40.21 Regular Price $56.99
- 8 pc DENSO Platinum TT Spark Plugs for 1977-1989 Dodge Diplomat 5.2L 5.9L V8Special Price $40.21 Regular Price $56.99