Spark Plug Wires for BMW E21 320i M10 1.8L

Clear BMW chassis

Spark plug wires transmit spark energy from the distributor to the spark plugs. Routine inspection and replacement are necessary as the shielding can become brittle and crack as the miles accumulate. Turner Motorsport carries Genuine BMW and high performance upgrade options depending on your individual needs.

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7mm Ignition Wire Set - 1602/1800/2002/2002tii 1968-76, E21 320i 1977...

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:4021

Part#: 12-7405

In Stock

Sale - Save 9% $ 84.99

This product was last offered at the strikethrough price on
05-03-2026

$ 77.61 USD

Add to Wish List

Qty

Sale - Save 9%

$ 84.99

This product was last offered at the strikethrough price on
05-03-2026

$ 77.61 USD

Add to Wish List

The Turner Motorsport High-Performance Ignition Wire Sets are manufactured to O.E. specifications and with O.E components. All wire sets have genuine BERU connectors, and the highest grade of silicone wire we could find. Short/Long Coil.

This item fits the following BMWs:
1968-1976 2002 BMW 1600 2002 2002tii
1977-1979 E21 BMW 320i

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8mm High-Performance Ignition Wire Set - E21 320i 1980-83, E30 318i 1...

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:4023

Part#: TMS4023

In Stock

$ 88.99 USD

Add to Wish List

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$ 88.99 USD

Add to Wish List

High-Performance spark plug wires, to help deliver a perfect, uninterrupted spark impulse to each cylinder of your BMW's engine. Old wires will impair spark, reduce performance, and cause cylinder misfires. We recommend changing your ignition wires every 50k miles, or as soon as your wires show signs of deteriation.

This item fits the following BMWs:
1980-1983 E21 BMW 320i
1984-1985 E30 BMW 318i

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