Audi B8/B8.5 S4 Quattro 3.0T NGK Spark Plugs

The NGK Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling properties. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Recommended to be used by various tuners when paired with performance software - recommended gap of .024” +/- .002”

Brand:

ES#:

3991431

Mfg#:

BKR9EIXKT

$90.99

This product was last offered at the strikethrough price on
09-15-2026

$56.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Keep your engine running strong Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

2731766

Mfg#:

94460KT

$77.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

The NGK Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling properties. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Recommended to be used by various tuners when paired with performance software - recommended gap of .024” +/- .002”

Brand:

ES#:

2575952

Mfg#:

BKR9EIX

$15.13

This product was last offered at the strikethrough price on
09-15-2026

$9.39 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Keep your engine running strong Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

2731765

Mfg#:

94460

$12.99

This product was last offered at the strikethrough price on
10-12-2026

$12.90 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement