MaxCap S58 Aluminum Engine Oil & Coolant Cap Set, Blue - F9x G8x M2 M3 M4 X3M X4M
FTP Motorsport are market leaders in the field of upgraded BMW charge pipes and performance solutions. Each kit is specifically designed to ensure the best possible flow, fitment and protection against the failure that the OEM plastic charge pipes are renowned for.
Wlevate the look and feel of your engine bay with the MaxCap S58 Aluminum Engine Oil & Coolant Cap Set, designed specifically for BMW G87 M2, G80/G81 M3, G82/G83 M4, F97 X3M, and F98 X4M models (2021+). Produced by MaxCap — a premium CNC division from Taiwan known for high-quality BMW cooling system components — and exclusively available through FTP Motorsport, this kit adds a race-inspired aesthetic while providing exceptional durability.
Each cap is CNC-machined from 6061-T6 billet aluminum and finished in a high-strength anodized blue coating that resists heat, corrosion, and daily wear. The result is a visually striking, motorsport-focused upgrade that instantly transforms the appearance of your engine bay without compromising factory fitment.
Please note — due to the anodizing process and batch production, minor variations in shade may occur between caps. Each kit is matched as closely as possible, but those with strict colour-matching requirements should consider this before purchasing.
FEATURES
Includes engine oil filler cap, coolant tank cap, and intercooler tank cap.
High-grade 6061-T6 billet aluminum construction.
Precision CNC machining for a perfect, secure fit.
Durable anodized blue finish — heat-resistant and corrosion-resistant.
Enhances engine bay aesthetics with a race-inspired look.
No tools required — installs directly over factory caps.
Precision-fit design prevents movement, rattling, or loosening.
Designed for BMW S58 engines (2021+).
FITMENT NOTICE
Suitable 2021+ F97 X3M and F98 X4M models only — refer OEM part number reference below.
OEM PART NUMBER REFERENCE
11128654637 / 11121028899
17117639021
17135A1BD89
Models
2 Series / G87 M2 (2022+) / M2
3 Series / G80 / G81 M3 (2021+) / M3
3 Series / G80 / G81 M3 (2021+) / M3 Competition
4 Series / G82 / G83 M4 (2021+) / M4
4 Series / G82 / G83 M4 (2021+) / M4 Competition
4 Series / G82 / G83 M4 (2021+) / M4 CSL
X3 Series / F97 X3M (2019+) / X3M
X3 Series / F97 X3M (2019+) / X3M Competition
X4 Series / F98 X4M (2019+) / X4M
X4 Series / F98 X4M (2019+) / X4M Competition
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Great blokes down there, Eric is great for those chinese speaking customers looking for either some general quality servicing or even higher end modifications. Good team of humble and honest people, will definitely be back!
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After 3 other BMW workshops couldn't fix the problem with my M3. SouthernBM sorted it. Excellent to deal with, great communication and customer service.
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Great experience dealing with the team at SouthernBM. Sean in particular was fantastic with his knowledge, timely responses and ultimately work performed.
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