Offers great strength and fatigue resistanve vs stock bolts, increasing clamping strength and preventing cylinder head lift and damage.
2X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4362251
Mfg#:
201-4701
In Stock at Vendor
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$459.99
This product was last offered at the strikethrough price on 07-20-2026
...or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service.
10X Entries For Our 25th Anniversary Sweepstakes! Includes 5w-40 oil which is a slighty higher viscosity than recommended by BMW - great for performance ap
Brand:
ES#:
4660307
Mfg#:
ECSF30N55BP540KT
In Stock
ON SALE!
$503.99
This product was last offered at the strikethrough price on 06-16-2026
Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.
Lifetime Replacement
