Dinan B-Series performance ignition coils (red), set of six. Direct plug-and-play upgrade delivering up to 10% more spark energy than the factory coils for stronger, more consistent combustion - sold as a matched 6-pack for a straight-six or V6 engine.

Fitment: BMW/Toyota B-series/S-series engine models - B58/S58 across F/G-series 340i/440i/540i, G80 M3/G82 M4, and the A90 Supra (confirm exact engine at checkout).