BDFHYK 6PCS Iridium Spark Plugs 3199 for BMW 320i 323i 325i 328i 330i 525i 528i 530i X3 X5 Z3 Z4

BDFHYK iridium spark plugs are designed as a direct OE replacement for select European vehicles including BMW, Porsche, and Cadillac models. The fine-wire iridium center electrode supports stable ignition and reliable engine starting under normal driving conditions. This 6-piece spark plug set is particularly suitable for many BMW inline-6 engines that require six plugs per vehicle.

Fine Iridium Center Electrode
The precision iridium electrode helps provide consistent spark generation and reliable ignition.

Copper Core Structure
A copper core improves heat dissipation and supports stable operation under normal engine temperatures.

Nickel-Plated Housing
Nickel-plated shell and rolled threads help resist corrosion and protect the spark plug during installation.

High-Strength Ceramic Insulator
Isostatic ceramic insulator offers strong heat resistance and dependable electrical insulation.

Compatible with BMW
320i (1992–1995)
323i (1998–2000)
323Ci (2000)
325i (2001–2005)
325xi (2001–2005)
328i (1996–2000)
328is (1996–1999)
328Ci (2000)
330i (2001–2005)
330xi (2001–2005)
525i (2001–2005)
528i (1997–2000)
530i (2001–2005)
M3 (1996–1999)
X3 (2004–2006)
X5 (2001–2006)
Z3 (1997–2002)
Z4 (2003–2005)

Compatible with Porsche
911 (2001–2002, 2005)
Boxster (2001–2004)

Compatible with Cadillac
CTS (2003–2004)