BMW Sport Lowering Spring Set - H&R 50435-3

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BMW Sport Lowering Spring Set - H&R 50435-2

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BMW Sport Lowering Spring Set - H&R 50435

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BWM N54 M11 Upgrade Cylinder Head Stud Set (Burnished) - Wagner Tuning P102051411.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary for major performance upgrades, as the original cylinder head bolts elongate during operation and the cylinder head can lift off. The...

BMW N54 Cylinder Head Stud Set (Burnished) - Wagner Tuning P102051410.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary in the case of significant power increases, as the original cylinder head bolts can elongate during operation and the cylinder head can...

BMW N55 Cylinder Head Stud Set (Burnished) - Wagner Tuning P102061410.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary in the case of significant power increases, as the original cylinder head bolts can elongate during operation and the cylinder head can...

BMW N54 Connecting Rod Set - ItalianRP IRPR023

The ItalianRP connecting rods are a tough and reliable upgrade for anyone building up a BMW with the N54 3.0L turbocharged engine. They’re a perfect fit for cars like the 135i, 335i, 535i, 740i, Z4 35i, and even the 1M Coupe. Made from strong 34CrNiMo6...

BMW N54 Piston Set - ItalianRP IRPP209DA

The ItalianRP piston is a high-performance forged component designed for BMW's N54B30 3.0L twin-turbocharged inline-six engine. This piston is compatible with various BMW models, including the 135i, 335i, 535i, 740i, X6 35i, Z4 35i, and the 1 Series M...

BMW N55 Piston Set - ItalianRP IRPP505DA

The ItalianRP piston is a high-performance upgrade designed specifically for BMW’s N55B30 3.0L engine, found in models like the 135i, 335i, 435i, 535i, and various X-series and M variants. Made from strong 2618 forged aluminum, it features a...

BMW N55 Lift Kit HPFP Upgrade - Dorch Engineering DE-LK

BMW N55 Lift Kit HPFP Upgrade - Dorch Engineering DE-LK We are currently low on N55 cores, so any N55LK orders purchased with a core deposit COULD have up to a 2 week lead-time (although 3-5 days is more typical). We are proud to offer a game-changing...

BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A

BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A   DS25-250 HPFP SpecsDS25-250DS25-250 + 38% N55LKDS25-250 + 49% N55LK  Flow Potential Gasoline 750whp 900whp 1000whp Flow Potential E85 550whp 690whp 770whp Operating...

BMW N55 DS15 HPFP Upgrade - Dorch Engineering DE-55-15A

BMW N55 DS15 HPFP Upgrade - Dorch Engineering DE-55-15A DS15-250 HPFP SpecsDS15-250DS15-250 + 38% N55LKDS15-250 + 49% N55LK  Flow Potential Gasoline 550whp 700whp 750whp Flow Potential E85 400whp 560whp 610whp Operating Pressure...

BMW Intake Valve Guide - GSC Power Division GSC3090.003-1

GSC Power-Division Intake Valve Guide for BMW N54/N55/S55 This is a single intake valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3090 Standard (in/mm) Total Length 1...

BMW Intake Valve Guide - GSC Power Division GSC3090.001-1

GSC Power-Division Intake Valve Guide for BMW N54/N55/S55 This is a single intake valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3090 Standard (in/mm) Total Length 1...

BMW Intake Valve Guide - GSC Power Division GSC3090-12

GSC Power-Division Intake Valve Guide for BMW N54/N55/S55 This is a set of intake valve guides Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3090 Standard (in/mm) Total Length 1...

BMW Intake Valve Guide - GSC Power Division GSC3090

GSC Power-Division Intake Valve Guide for BMW N54/N55/S55 This is a single intake valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3090 Standard (in/mm) Total Length 1...

BMW Exhaust Valve Guide - GSC Power Division GSC3089.003-1

GSC Power-Division Exhaust Valve Guide for BMW N54/N55/S55 This is a single exhaust valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3089 Standard (in/mm) Total Length 1...

BMW Exhaust Valve Guide - GSC Power Division GSC3089.001-1

GSC Power-Division Exhaust Valve Guide for BMW N54/N55/S55 This is a single exhaust valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3089 Standard (in/mm) Total Length 1...

BMW Exhaust Valve Guide - GSC Power Division GSC3089-12

GSC Power-Division Exhaust Valve Guide for BMW N54/N55/S55 This is a set of exhaust valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3089 Standard (in/mm) Total Length 1...

BMW Exhaust Valve Guide - GSC Power Division GSC3089

GSC Power-Division Exhaust Valve Guide for BMW N54/N55/S55 This is a single exhaust valve guide Standard sized sold as set of 12 or individually  Oversized sold individually as +0.001" and +0.003"  GSC3089 Standard (in/mm) Total Length 1...