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Denso Iridium Spark Plugs > Denso Iridium Spark Plugs Denso Iridium Spark Plugs are designed for drivers who care about performance. They deliver increased acceleration and torque compared to regular spark plugs. For most applications you can choose between Denso Iridium Power Plugs or the Longer Life and Higher Mileage Denso Iridium Tough Plugs. Vehicle Make / Model Year Style Price     Porsche 356 1.6 Carrera - / B / C / 1600 GT 58 > 63 Iridium Power £9.05 Porsche 356 2.0 Carrera - / B / C / 2000 GS 58 > 63 Iridium Power £9.05 Porsche 904 2.0 Carrera GTS 63 > 64 Iridium Power £9.05 Porsche 904 2.0 Carrera GTS 63 > 64 Iridium Tough £13.23 Porsche 911 (964) 3.3 Turbo 12/90 > 08/92 Iridium Power £8.15 Porsche 911 (964) 3.3 Turbo 12/90 > 08/92 Iridium Power £9.05 Porsche 911 (964) 3.3 Turbo 12/90 > 08/92 Iridium Tough £13.23 Porsche 911 (964) 3.6 Carrera 2 / Carrera 4 12/88 > 09/93 Iridium Power £9.05 Porsche 911 (964) 3.6 Carrera 2 / Carrera 4 12/88 > 09/93 Iridium Tough £13.23 Porsche 911 (964) 3.6 Carrera RS 08/91 > 09/93 Iridium Power £9.05 Porsche 911 (964) 3.6 Carrera RS 08/91 > 09/93 Iridium Tough £13.23 Porsche 911 (993) 3.6 Carrera 08/93 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.6 Carrera 08/93 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.6 Carrera 4 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.6 Carrera 4 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.6 Carrera Targa 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.6 Carrera Targa 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.6 Turbo 02/93 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.6 Turbo 03/95 > 08/97 Iridium Power £8.90 Porsche 911 (993) 3.6 Turbo 02/93 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.6 Turbo 03/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.6 Turbo GT2 03/95 > 08/97 Iridium Power £8.90 Porsche 911 (993) 3.6 Turbo GT2 03/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.8 Carrera 4 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.8 Carrera 4 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.8 Carrera 4 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.8 Carrera 4 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.8 Carrera RS 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.8 Carrera RS 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (993) 3.8 Carrera Targa 08/95 > 08/97 Iridium Power £9.05 Porsche 911 (993) 3.8 Carrera Targa 08/95 > 08/97 Iridium Tough £13.23 Porsche 911 (996) 3.4 Carrera / 4 06/97 > Iridium Power £8.90 Porsche 911 (996) 3.4 Carrera / 4 06/97 > Iridium Tough £13.23 Porsche 911 (996) 3.6 Carrera / 4 / 4S 09/01 > Iridium Power £8.90 Porsche 911 (996) 3.6 Carrera / 4 / 4S 09/01 > Iridium Tough £13.23 Porsche 911 (996) 3.6 GT2 04/01 > Iridium Power £9.05 Porsche 911 (996) 3.6 GT2 04/01 > Iridium Tough £13.23 Porsche 911 (996) 3.6 Turbo 4 06/00 > Iridium Power £9.05 Porsche 911 (996) 3.6 Turbo 4 06/00 > Iridium Tough £13.23 Porsche 911 (996) 3.6i 24v GT3 03/99 > Iridium Power £8.90 Porsche 911 (996) 3.6i 24v GT3 03/99 > Iridium Tough £13.23 Porsche 911 (997) 3.6 Carrera / 4 07/04 > Iridium Power £9.05 Porsche 911 (997) 3.6 Carrera / 4 07/04 > Iridium Tough £13.23 Porsche 911 (997) 3.6 GT 3 03/06 > 12/08 Iridium Power £11.45 Porsche 911 (997) 3.6 GT 3 03/06 > 12/08 Iridium Tough £13.23 Porsche 911 (997) 3.6 Turbo 03/06 > 08/09 Iridium Power £12.50 Porsche 911 (997) 3.6 Turbo 03/06 > 08/09 Iridium Tough £13.23 Porsche 911 (997) 3.8 Carrera / 4 07/04 > Iridium Power £9.05 Porsche 911 (997) 3.8 Carrera / 4 07/04 > Iridium Tough £13.23 Porsche 911 2.4 L / T 64 > 68 Iridium Power £9.05 Porsche 911 2.4 T 09/71 > 08/73 Iridium Power £9.05 Porsche 911 2.4 T 09/71 > 08/73 Iridium Tough £13.23 Porsche 911 2.7 Carrera 2.7 RS 09/72 > 08/75 Iridium Power £9.05 Porsche 911 2.7 Carrera 2.7 RS 09/72 > 08/75 Iridium Power £9.05 Porsche 911 2.7 S 09/73 > 08/75 Iridium Power £9.05 Porsche 911 3.0 SC 07/77 > 07/83 Iridium Power £9.05 Porsche 911 3.2 Carrera 08/83 > 08/89 Iridium Power £9.05 Porsche 911 3.2 Carrera 08/84 > 07/88 Iridium Power £9.05 Porsche 911 3.2 Carrera 08/86 > 08/89 Iridium Power £8.15 Porsche 911 3.2 Carrera 08/86 > 08/89 Iridium Tough £13.23 Porsche 911 3.3 Turbo 10/77 > 08/89 Iridium Power £9.05 Porsche 911 3.3 Turbo 10/77 > 08/89 Iridium Power £9.05 Porsche 912 1.6 Coupe / Targa 65 > 70 Iridium Power £10.30 Porsche 912 1.6 Coupe / Targa 65 > 70 Iridium Power £9.05 Porsche 914 (All) (4 Cylinder) 69 > 76 Iridium Power £8.15 Porsche 914 (All) (4 Cylinder) 69 > 76 Iridium Tough £13.23 Porsche 914 2.0 (6 Cylinder) 69 > 76 Iridium Power £9.05 Porsche 914 2.0 (6 Cylinder) 69 > 76 Iridium Tough £13.23 Porsche 924 2.0 01/76 > 08/85 Iridium Power £9.05 Porsche 924 2.0 79 > 80 Iridium Power £8.15 Porsche 924 2.0 01/76 > 08/85 Iridium Tough £13.23 Porsche 924 2.0 79 > 80 Iridium Tough £13.23 Porsche 924 2.0 Carrera GT 07/80 > 06/81 Iridium Power £9.05 Porsche 924 2.0 Turbo 02/79 > 06/83 Iridium Power £9.05 Porsche 924 2.5 S 09/85 > 07/88 Iridium Power £8.15 Porsche 924 2.5 S 09/85 > 07/88 Iridium Tough £13.23 Porsche 928 4.5 05/77 > 07/82 Iridium Power £8.15 Porsche 928 4.5 08/79 > 06/82 Iridium Power £8.15 Porsche 928 4.5 05/77 > 07/82 Iridium Tough £13.23 Porsche 928 4.5 08/79 > 06/82 Iridium Tough £13.23 Porsche 928 4.7 S 09/79 > 07/86 Iridium Power £8.15 Porsche 928 4.7 S 09/79 > 07/86 Iridium Tough £13.23 Porsche 928 5.0 CS 08/87 > 07/89 Iridium Power £8.15 Porsche 928 5.0 CS 08/87 > 07/89 Iridium Tough £13.23 Porsche 928 5.0 CS / S4 08/86 > 07/91 Iridium Power £8.15 Porsche 928 5.0 CS / S4 08/86 > 07/91 Iridium Tough £13.23 Porsche 928 5.0 GT 01/89 > 07/91 Iridium Power £8.15 Porsche 928 5.0 GT 01/89 > 07/91 Iridium Tough £13.23 Porsche 928 5.0 S 12/84 > 07/86 Iridium Power £8.15 Porsche 928 5.0 S 12/84 > 07/86 Iridium Tough £13.23 Porsche 928 5.4 GTS 08/91 > Iridium Power £8.15 Porsche 928 5.4 GTS 08/91 > Iridium Tough £13.23 Porsche 944 2.5 01/85 > 07/88 Iridium Power £8.15 Porsche 944 2.5 07/81 > 12/84 Iridium Power £8.15 Porsche 944 2.5 01/85 > 07/88 Iridium Tough £13.23 Porsche 944 2.5 07/81 > 12/84 Iridium Tough £13.23 Porsche 944 2.5 S 08/86 > 07/88 Iridium Power £8.15 Porsche 944 2.5 S 08/86 > 07/88 Iridium Tough £13.23 Porsche 944 2.5 Turbo 08/85 > 07/91 Iridium Power £8.15 Porsche 944 2.5 Turbo 08/85 > 07/91 Iridium Tough £13.23 Porsche 944 2.7 11/88 > 08/89 Iridium Power £8.15 Porsche 944 2.7 11/88 > 08/89 Iridium Tough £13.23 Porsche 944 3.0 S2 12/88 > 07/91 Iridium Power £9.05 Porsche 944 3.0 S2 12/88 > 07/91 Iridium Tough £13.23 Porsche 959 2.8 05/86 > 07/88 Iridium Power £9.05 Porsche 968 3.0 .. / CS 08/91 > 11/95 Iridium Power £8.15 Porsche 968 3.0 .. / CS 08/91 > 11/95 Iridium Tough £13.23 Porsche 968 3.0 .. / CS Turbo S 08/91 > 11/95 Iridium Power £8.90 Porsche 968 3.0 .. / CS Turbo S 08/91 > 11/95 Iridium Tough £13.23 Porsche Boxster (986) 2.5i 24v 96 > Iridium Power £8.90 Porsche Boxster (986) 2.5i 24v 96 > Iridium Tough £13.23 Porsche Boxster (986) 2.7i 24v 08/99 > Iridium Power £8.90 Porsche Boxster (986) 2.7i 24v 08/99 > Iridium Tough £13.23 Porsche Boxster (986) 3.2i 24v 08/99 > Iridium Power £8.90 Porsche Boxster (986) 3.2i 24v 08/99 > Iridium Tough £13.23 Porsche Boxster (987) 3.4 S 08/08 > Iridium Power £9.05 Porsche Boxster (987) 3.4 S 09/06 > 11/08 Iridium Power £9.05 Porsche Boxster (987) 3.4 S 08/08 > Iridium Tough £13.23 Porsche Boxster (987) 3.4 S 09/06 > 11/08 Iridium Tough £13.23 Porsche Boxster 2.7i 24v 11/04 > Iridium Power £8.90 Porsche Boxster 2.7i 24v 11/04 > Iridium Tough £13.23 Porsche Boxster 3.2 S 11/04 > Iridium Power £8.90 Porsche Boxster 3.2 S 11/04 > Iridium Tough £13.23 Porsche Carrera GT (980) 5.5i V10 40v 03 > Iridium Power £9.05 Porsche Cayenne (955) 3.2 V6 10/03 > Iridium Tough £13.23 Porsche Cayenne (955) 4.5 S 09/02 > Iridium Power £8.65 Porsche Cayenne (955) 4.5 S 09/02 > Iridium Tough £13.23 Porsche Cayenne (955) 4.5 Turbo 09/02 > Iridium Tough £13.23 Porsche Cayman 2.7 07/06 > Iridium Power £9.05 Porsche Cayman 2.7 07/06 > Iridium Tough £13.23 Porsche Cayman 3.4 11/05 > Iridium Power £9.05 Porsche Cayman 3.4 11/05 > Iridium Tough £13.23 Porsche Panamera 4.8 Turbo 07/09 > Iridium Tough £13.23 All of our prices include VAT. 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