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Audi A4 Spark Plugs

Featured Audi A4 Spark Plugs

E3 DIAMONDFIRE SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread size, 19 mm reach, 0.62 in. hex size, gasket seat, resistor, 1.016 mm non-adjustable gap size, copper core electrode material, nickel alloy electrode tip material, projected insulator type; Guaranteed to provide more power while using less fuel, quicker starts and less fouling than competitive standard spark plugs.

Series: E3 DiamondFire

Product Fit: Direct Fit

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Product Class: Fuel Saver

Anticipated Ship Out Time: 1-2 Business Days

  • List Price:$8.99
  • Our Price:$5.95
  • You Save: $3.04 (34%)
  • Qty:

BOSCH PREMIUM CLASS PLATINUM SPARK PLUG

Bosch Premium Class Platinum Spark Plug reaches self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency.

Specifications:

  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • 0.7 mm gap
  • Double platinum
  • Gasket seat style
  • Interference suppression resistor
  • Platinum tipped center electrode
  • Platinum tipped ground electrode
  • Solid terminal nut

Features:
  • Platinum center electrode that is heat fused into the extended ceramic insulator
  • Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitability

Series: Bosch Platinum Plus

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Platinum

Plug Type: Resistor

Anticipated Ship Out Time: Same Day Or Next Business Day

Electrode Tip Material: Platinum

  • List Price:$14.57
  • Our Price:$10.69
  • You Save: $3.88 (27%)
  • Qty:

AC DELCO PROFESSIONAL PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

AC Delco Professional Platinum Spark Plugs are perfect for engines that run on conventional plugs, and newer engines that require platinum plugs. Provides up to 100,000 miles of service before requiring replacement.

Features:

  • Constructed from top quality materials to help the engine run clean and longer
  • Copper core center electrode for improved heat transfer to the tip
  • Engineered to high standards and tested under extreme conditions to exceed OE specifications


Series: AC Delco Professional Platinum

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Double Platinum

  • List Price:$11.88
  • Our Price:$6.51
  • You Save: $5.37 (45%)
  • Qty:

NGK BKR6EIX-11 IRIDIUM IX SPARK PLUG, SOLD INDIVIDUALLY

NGK Iridium IX Spark Plug improves throttle response and superior anti fouling that deliver an outstanding acceleration, high fuel efficiency and durability with its ultimate design, technology and performance.

Specifications:

  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • Gasket seat style
  • Resistor plug type
  • Solid terminal nut
  • ISO length
  • Projected tip
  • Fine wire 0.6 mm iridium center electrode
  • Tapered cut ground electrode
  • Heat range 6

Features:
  • Iridium alloy has extremely high melting point making it perfect for today's high-tech and high performance engines
  • Fine Iridium tip that ensures high durability and a consistently stable spark
  • Trivalent metal plating offers superior anti-corrosion and anti-seizing properties


Series: NGK Iridium IX

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Iridium

  • List Price:$18.87
  • Our Price:$9.17
  • You Save: $9.70 (51%)
  • Qty:

04 2002-2004 Audi A4 Spark Plug - Pulstar

In Stock

PULSTAR IRIDIUM PULSE SPARK PLUG, SOLD INDIVIDUALLY

Pulstar Pulse Spark Plug contains integrated electrical capacitor that focuses on the energy of the plug. Its electrical energy delivers the fuel mixture far beyond the typical conventional spark plugs and produces not only better fuel efficiency, but also increased torque and horsepower.

Specifications:

  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • 1.14 mm gap
  • 0.5 mm fine-wire iridium tipped center electrode with copper core
  • Gasket seat
  • Resistor
  • Nickel alloy ground electrode

Features:
  • Latest in performance ignition technology
  • Provides up to 12 percent more horsepower and torque plus livelier throttle response than conventional spark plugs
  • Allows more efficient burning of fuel and generates a much larger spark at twice the speed than ordinary spark plugs
  • Promotes an increased gas mileage and greater horsepower to the wheels
  • Reduces carbon dioxide emissions and provides cleaner exhaust and more efficient combustion
  • Uses an internal circuit that delivers up to 1,000,000 watts of peak power that increases peak spark current by up to 20,000 times that of a traditional spark plug


Series: Pulstar Iridium Pulse

Product Fit: Direct Fit

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Iridium

  • List Price:$16.46
  • Our Price:$12.95
  • You Save: $3.51 (21%)
  • Qty:

BOSCH PREMIUM CLASS PLATINUM+4 SPARK PLUG

Bosch Premium Class Platinum+4 Spark Plug contains the most platinum in the Bosch Platinum Plug Series and has a unique firing technology that combines the advantages of surface air gap technology and 4 yttrium enhanced ground electrodes.

Specifications:

  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • 1.6 mm gap
  • Platinum plug
  • Gasket seat style
  • Interference suppression resistor
  • Surface air gap plug
  • Heat fused platinum center electrode
  • 4 ground electrodes
  • Solid terminal nut
  • Heat range 7

Features:
  • Reduces the voltage necessary to jump the gap as well as quenching
  • Provides multiple radial spark paths and surface air gap design that creates optimal exposure of the air/fuel mixture to the enhanced ignition spark
  • Yttrium-enhancement of the ground electrodes further extend plug life
  • Designed to reach self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency

Series: Bosch Platinum+4

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Platinum

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Platinum

  • List Price:$7.13
  • Our Price:$4.42
  • You Save: $2.71 (38%)
  • Qty:

NGK BKR6EQUP MULTI-GROUND SPARK PLUG, SOLD INDIVIDUALLY

NGK Multi-Ground Spark Plug improves ignition capabilities and are less sensitive to increase voltage requirements due to gap growth. Designed to specific manufacturer ignition requirements in either supplementary gap, intermittent discharge, or semi-surface discharge, all for various firing tip self cleaning abilities.

Specifications:

  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • Gasket seat style
  • Resistor plug type
  • Solid terminal nut
  • ISO length
  • Projected tip
  • 4 ground electrodes
  • Platinum tipped fine wire center electrode

Features:
  • Corrugated ribs that prevent flashover
  • Purest alumina silicate in its ceramic insulator gives greater strength and better heat transfer
  • Copper cored and triple sealed to further aid in heat removal and prevent interior leakage


Series: NGK Standard

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Nickel Alloy

  • List Price:$20.43
  • Our Price:$8.48
  • You Save: $11.95 (58%)
  • Qty:

CHAMPION IRIDIUM SPARK PLUG, SOLD INDIVIDUALLY

Champion Iridium Spark Plugs have a stabilizing effect on ignition voltage and excellent wear characteristics. The plugs will deliver a consistently focused spark that provides the highest level of engine performance possible, regardless of engine type or ignition.

Specifications:

  • 14 mm thread diameter
  • 1.1 mm gap
  • Projected tip

Features:
  • Special firing end construction
  • Superior 0.7 mm fine-wire center electrode for maximum life and spark performance
  • Iridium center electrode with platinum tipped V-trimmed ground electrode and an exclusive heat-active alloy that maintains stable operating temperature under all engine loads


Series: Champion Iridium

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Nickel Alloy

Plug Type: Resistor

Anticipated Ship Out Time: 1-2 Business Days

Electrode Tip Material: Iridium

  • List Price:$11.66
  • Our Price:$6.89
  • You Save: $4.77 (41%)
  • Qty:

DENSO REGULAR CLASS MULTI-GROUND SPARK PLUG

Denso's Regular Class Multi-Ground Spark Plugs guarantee the quality of the product they produce because every component that leaves their factories has been designed with precision, manufactured to the strictest OE standards and subjected to rigorous safety and performance tests.

Specification:

  • 14 mm thread size
  • 19 mm reach
  • 0.63 in. hex size
  • Gasket seat style
  • Resistor plug type
  • Dual ground electrodes
  • Removable terminal
  • Heat range 20

Features:
  • Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures
  • Five-rib design prevents flashover while decreasing voltage loss
  • Copper glass seal bonds the center electrode and insulator together for a gas-tight seal
  • Platinum center electrode utilizes platinum to shrink the surface area of the center electrode tip for maximum firing performance and minimum voltage requirements
  • Platinum ground electrode resists gas and electrical erosion and corrosion extending service intervals to 60,000 miles


Series: Denso Standard

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Copper

Plug Type: Resistor

Anticipated Ship Out Time: Same Day Or Next Business Day

Reach: 19 Mm

  • List Price:$6.24
  • Our Price:$3.13
  • You Save: $3.11 (50%)
  • Qty:

DENSO PREMIUM CLASS IRIDIUM SPARK PLUG

Denso's Premium Class Iridium Spark Plugs is fast becoming the standard for today's high-tech engines. Employing a revolutionary 360 degrees laser welding process, Denso has created a spark plug unlike anything on the market today. Designed for durability under the most extreme conditions. Denso's patented Iridium alloy is 6 times harder and 8 times stronger than conventional platinum and can handle temperatures in excess of 4,000 degrees Fahrenheit.

Specification:

  • 14 mm thread size
  • 19 mm reach
  • 0.63 in. hex size
  • 0.04 in. gap size
  • Gasket seat style
  • Resistor plug type
  • 0.4 mm iridium center electrode
  • Tapered cut U-groove ground electrode
  • Removable terminal
  • ISO height
  • Heat range 20

Features:
  • Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures
  • Five-rib design prevents flashover while decreasing voltage loss
  • Copper glass seal bonds the center electrode and insulator together for a gas-tight seal
  • Platinum center electrode utilizes platinum to shrink the surface area of the center electrode tip for maximum firing performance and minimum voltage requirements
  • Platinum ground electrode resists gas and electrical erosion and corrosion extending service intervals to 60,000 miles


Series: Denso Iridium Power

Product Fit: OE Replacement

Quantity Sold: Sold Individually

Electrode Core Material: Iridium

Plug Type: Resistor

Anticipated Ship Out Time: Same Day Or Next Business Day

Electrode Tip Material: Platinum

  • List Price:$15.84
  • Our Price:$10.11
  • You Save: $5.73 (36%)
  • Qty:
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