Collection: 4 Series

Supertech BMW N55/S55 Black Nitrided Stainless Steel Intake Valve 32mm (M135i, 335i, 435i, 535i, 640i, 740i, M2 Competition, M3, M4) - BMIVN-1055S

StopTech Sport Front Brake Pads for BMW F20 F22 F30 F32 F80 F82 F87 (Brembo M Sport 340mm / BMW M Performance 370mm) - Fits M2 M3 M4 M135i M140i M235i M240i 335i 340i 435i 440i - Fast Road & Light Track

SPL Parts Rear Toe Eccentric Lockout Kit for BMW F80 M3, F82/F83 M4, F87 M2 & E85/E86 Z4 – Rear Toe Arm Alignment Lockout Plates / Toe Eccentric Delete (ELT F8X)

Supertech Conical Valve Spring Kit for BMW N54 N55 S55 (Titanium Retainers) - Fits 135i/1M, M135i, M235i, 335i/435i, M2 Competition, F80 M3, F82 M4 (SPRK-FE20N54-BE)

Supertech Sodium-Filled Exhaust Valve for BMW N55 & S55 - OE-Fit Performance Upgrade (M2 Competition, M3, M4, M135i, 335i, 435i, 535i) | BMEVI-1055S-HS

StopTech AeroRotor ARK 2-Piece Front Brake Discs (Pair) for BMW M3 M4 F80 F82 F83 - Slotted/Drilled, Zinc Options, OEM Direct Replacement

Spool Performance FX-150 High-Pressure Fuel Pump (HPFP) Upgrade Kit for BMW S55:

Stone Exhaust BMW M3/M4 S55 F80 F82 Valved Performance Catback Exhaust - OEM Integrated Valve, ECU Controlled, No Drone - AP507

Stone Exhaust BMW M3/M4 (F80 F82, S55) OPF/GPF-Back Valved Exhaust System - OEM Valve Control, Quad Tips, Dyno-Proven, No Drone

Supersprint Sleeve/Connecting Pipes Pair (Left & Right) for Stock Rear Exhaust - Audi RS4/RS5 B8, BMW M2 Competition F87, M3 F80, M4 F82/F83, M5 E60, M6 E63/E64 - Connects Supersprint Racing Rear to OEM - 769033

ST Suspensions BMW F80/F82/F83/F87 (F8X) HAS Adjustable Lowering Springs Kit - M2, M2 Competition, M2 CS, M3, M4, M4 CS, M4 GTS - Front & Rear Height Adjustable, Retains OEM EDC - 273200AN

Scorpion Exhaust Sports Cat/De-Cat Turbo Downpipes for BMW M3 F80 & M4 F82 F83 (2014-2018) Non-GPF/OPF S55 70mm 2.75"

S55 Bulletproof Crank Kit - S55

Remus Valved Rear Silencer Back Box for VW Golf R MK7 (VII) 2.0 TFSI 4Motion CJX | Stainless Steel 76mm | EC Approved Axle-Back | Part No 956014 0500

SPL Parts Titanium Series Adjustable Rear Upper Camber Arms for BMW M2 M3 M4 (F80 F82 F83 F87)

SPL Parts Titanium Adjustable Rear Toe Links/Arms + Eccentric Lockout Kit - BMW F80 F82 F83 F87 (M2 M3 M4) F8X

SPL Parts BMW F8X Adjustable Rear Sway Bar / Anti-Roll Bar End Links (Droplinks) – F80 M3, F82/F83 M4, F87 M2 – Pair

SPL Parts Rear Lower Control Arm (LCA) Knuckle Bushing - BMW E8X/E9X 1/3 Series & F80/F82/F83 M3/M4 - Teflon-Lined FK Spherical Bearing - Pair | SPL RLCB E9X

SPL Parts Titanium Rear Toe Links for BMW F8X (F80 M3, F82/F83 M4, F87 M2) - Adjustable Rear Toe Arms with FK Bearings, Performance Alignment Upgrade

Remus GPF/OPF-Back Exhaust for BMW M4 F82 Competition (2018+) - Non-Resonated Rear Section, Stainless Steel Axle-Back

Remus BMW M4 F82 LCI Competition Rear Silencer Axle-Back Exhaust (2018+) OPF/GPF - Stainless Steel Performance Back Box - Part 089018 1500

SPL Parts BMW F8X M2 M3 M4 Adjustable Front Lower Control Arms (FLCA) - Camber & Track Width Adjustment, Roll Centre Correction (F80 F82 F83 F87)

SPL Parts Adjustable Rear Traction Links/Arms – BMW M2 M3 M4 (F87 F80 F82 F83, F8X) – 2024 Aluminum, Titanium Hardware – PTFE-Lined FK Rod Ends – Reduce Wheel Hop & Improve Stability – SPL RTR F8X

SPEC Super Twin 240mm Twin Disc (Twin Plate) Clutch Kit + Billet Flywheel for BMW M2 M3 M4 F87 F80 F82 F83 (N55/S55) Manual Transmission | High Torque Street/Track | SB55SST SB55PT SB55ST

SPL Parts BMW E8X E9X F8X Adjustable Front Caster Rod/Control Arm Monoball Bushings (Tension Strut/Thrust Arm Spherical Bearings) - E82 E88 E90 E91 E92 E93 F80 M3 F82 F83 M4 F87 M2 - Pair - SPL CRB E9X

Remus BMW M2 F87 Sport Cat-Back Exhaust (2015+) – Stainless Steel, Valved, EC Approved, Includes Actuator & Y-Cable

Remus Exhaust X-Pipe & Connection Tubes for BMW M3 F80 & M4 F82 - 70mm Stainless Mid-Pipe, Resonated/Non-Resonated, S55 Cat-Back Centre Section

Remus Racing Axle Back Exhaust for BMW F87 LCI M2 Competition S55 (2018+) | Valved Stainless Steel Performance | Part No. 088318 1500

SPL Adjustable Front Endlinks/Droplinks (Sway/Anti-Roll Bar Links) for BMW F8X: F80 M3, F82/F83 M4, F87 M2 - SPL FE F8X

SPL Parts Titanium Series Adjustable Front Tension/Trailing/Caster Arms for BMW E8X E9X F8X 1 Series 3 Series M2 M3 M4 (E82 E88 E90 E91 E92 E93 F80 F82 F83 F87) – Spherical Bearing Control Arms – Not for xDrive

SPL Parts BMW E9X/E8X/F8X (1/3 Series, M2/M3/M4) Front Caster Rod Bushings - Tension Strut/Thrust Arm - Non-Adjustable Spherical Bearing Pair

BMW M3 M4 F80 F82 F83 Rear Diffuser by Rieger (2012-2018) - OEM-Fit ABS Rear Bumper Insert for Quad Exhaust - Matte or Gloss Black