Wagner Tuning BMW N20 2.0T F-Series Turbo Downpipe + FMIC Kit - Competition Front Mount Intercooler & Catless/Decat/Cat Delete DP - F20 F21 F22 F30 F31 F32 F33 F34 125i 220i 228i 320i 328i 420i 428i - Stage 1/2, SS304, Direct Fit, xDrive

Unlock performance for your turbocharged BMW F‑series 2.0 petrol

Take your F‑chassis 2.0 turbo to the next level with this high‑flow bundle combining an uprated front mount intercooler and a de‑cat turbo downpipe. Expect cooler charge temps, reduced exhaust backpressure, stronger mid‑range torque and repeatable performance for fast road style builds, track days and remap‑ready setups. A superb foundation for Stage 1 and Stage 2 tuning.

Compatible models

This package fits the following vehicles:

• BMW 125i F20 / F21
• BMW 220i F22
• BMW 228i F22
• BMW 320i (x) F30 / F31 / F34
• BMW 328i (x) F30 / F31 / F34
• BMW 420i F32 / F33
• BMW 428i (x) F32 / F33

What you get

Intercooler Upgrade Kit — Part No. 200001046

• Stepped competition core size: 520 x 210 x 130 mm
• Core volume: 11,752 cm³ (OE 510 x 130 x 110 mm, 7,293 cm³)
• Approx. 85 percent larger frontal area than the factory cooler for improved heat rejection
• CAD/FEM optimised cast aluminium end tanks for high flow and durability
• Direct bolt‑on using the original pipework. No cutting. No bumper removal
• Weight: 6.6 kg
• Supplied with TUV certificate

Packing list:

• 1 x intercooler
• 1 x fitting hardware set
• 1 x installation guide
• 1 x TUV certificate

De‑cat Downpipe Kit for the N20 turbo engine — Part No. 500001016

• Direct replacement for BMW OE part number 18327645666
• Manufactured from high‑grade stainless steel 1.4301 (SS304)
• Precision fitment using factory mounting points
• Lower thermal load on the turbocharger
• Reduced exhaust backpressure for increased power potential
• Noticeably higher torque and faster spool
• Without catalytic converter. Connection diameter: 105 mm

Why enthusiasts choose this bundle

• Colder intake air for consistent performance during hard use
• Freer‑flowing turbo outlet for stronger response
• Ideal hardware for ECU calibration upgrades
• Proven on customer cars with excellent feedback for quality, fit and results

Professional fitting and support

Want it installed right first time. Book expert fitting with MJ Modifications in Warwickshire. Email us for a quote: info@mjmodifications.co.uk

Important information

The downpipe is supplied without a catalytic converter and is intended for off‑road or track use where applicable regulations permit.

Search‑friendly highlights

BMW F20 F21 F22 F30 F31 F34 F32 F33 125i 220i 228i 320i 328i 420i 428i performance parts. FMIC kit. Front mount intercooler upgrade. Charge air cooler. Stepped core intercooler. Turbo downpipe. De‑cat pipe. Cat delete. SS304 stainless down pipe. N20 turbo petrol tuning hardware. Stage 1 and Stage 2 ready. High flow exhaust upgrade. xDrive compatible where listed. German engineered quality. Direct fit with OEM pipework.