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Flashark Catless Downpipes for 2016-2021 BMW B48 (G/F Chassis) 120i/220i/230i/320i/330e/330i/420i/430i/630i/730i & xDrive

SKU: FLJN-EXS22-00043003

6TH ANNIVERSARY SALE

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Sale price$274.00Limited Time Deal Regular price$294.00

Unlock Maximum Performance: Flashark B48 Catless Downpipe Upgrade

The Flashark Racing Catless Downpipes are exclusively engineered for 2016–2024 non-US market BMW models equipped with the B48 engine (G/F Chassis). As a high-performance upgrade, this downpipe eliminates restrictive factory components to reduce backpressure, delivering 25–30hp gains (when paired with a tune), faster turbo spool, and a more aggressive exhaust note—tailored for driving enthusiasts seeking tangible performance enhancements. Crafted with precision for seamless compatibility and durability, it’s the ideal modification for international B48-powered BMWs.

NOTE:

  • Exclusively for **non-US market BMWs**—not compatible with US-spec vehicles.
  • Will NOT fit cars equipped with an OPF (Otto Particulate Filter).
  • RHD (Right-Hand Drive) models require clearance adjustments or modifications to fit around the steering column.
  • For optimal performance, pairing with a tune is recommended. All necessary installation hardware is included.

Specifications:

  • Brand Name: Flashark
  • Certificate: ISO9001:2000
  • Application: Exhaust Downpipe Performance Upgrade
  • Material: High-Quality Stainless Steel
  • Surface: Precision-Finished
  • Model: FLJN-EXS22-00043003
  • Construction: Handcrafted, TIG-Welded Joints; Mandrel-Bent Piping
  • Compatibility: Works with stock catback and all aftermarket exhaust systems

Shipping Information:

  • Delivery Time: 3–5 business days
  • Shipping: Free Shipping

Warranty & Return Policy:

- Duration of Warranty: 1 Year
- Return Policy: Items can be returned within 14 days of receipt
- Satisfaction Guarantee: "No Hassle" fitment and performance guarantee

Features:

  • TIG-Welded Stainless Steel Construction (handcrafted for leak resistance and durability)
  • Mandrel-Bent Piping with Smooth Radius Bends (reduces turbulence, maximizes exhaust flow)
  • 25–30hp Power Gains (when paired with a tune)
  • Faster Turbo Spool (reduces back pressure for instant throttle response)
  • Aggressive Exhaust Note (sporty sound without excessive drone)
  • Universal Exhaust Compatibility (fits stock and all aftermarket catback systems)
  • Direct Bolt-On Installation (no cutting or drilling required for most models)

BMW B48 Catless Downpipes Fitment:

(B48 Engine Only, International Models)
2016–2019 F20 BMW 120i, 125i (B48 Engine)
2016–2020 F22 BMW 220i, 230i (B48 Engine)
2016–2020 F30/F31/F32 BMW 320i, 330e, 330i (including xDrive Models) (B48 Engine)
2016–2020 F30 BMW 420i, 430i (including xDrive Models) (B48 Engine)
2020–2021 G20 BMW 320i, 330i (B48 Engine)

Frequently Asked Questions: BMW B48 Catless Downpipe

Q1: What are the main performance benefits of upgrading to a Flashark B48 catless downpipe?

A1: Upgrading to our catless downpipe significantly reduces exhaust backpressure, allowing your turbo to spool much faster. This results in instant throttle response, an aggressive exhaust note, and potential gains of 25-30 horsepower when paired with a proper Stage 2 tune.

Q2: Does this downpipe fit US-spec BMW B48 models?

A2: No. This specific Flashark catless downpipe is exclusively engineered for Non-US market BMW models equipped with the B48 engine (G/F Chassis). Please verify your vehicle is an international spec model before purchasing.

Q3: Do I need an ECU tune after installing this catless downpipe?

A3: Yes, an ECU tune is highly recommended. Because the factory catalytic converter is removed, a custom tune will optimize your air-to-fuel ratio, maximize your horsepower gains, and clear any catalyst-related engine codes.

Q4: Will installing this downpipe trigger a Check Engine Light (CEL)?

A4: Yes, installing any catless downpipe will typically trigger a Check Engine Light (CEL) due to the removal of the catalytic converter. An aftermarket ECU tune or an O2 sensor spacer is required to prevent the CEL from appearing on your dashboard.

Q5: Is this downpipe compatible with BMW models equipped with an OPF?

A5: No, this downpipe will NOT fit cars equipped with an OPF (Otto Particulate Filter). If your European or international B48 model comes with a factory OPF, this product is not compatible.

Q6: Will this fit Right-Hand Drive (RHD) BMW models?

A6: Yes, but please note that for RHD models (such as those in the UK or Australia), clearance adjustments or minor modifications around the steering column may be required during installation to ensure a perfect fit.

Q7: How will the Flashark downpipe change my BMW's exhaust sound?

A7: The catless design unlocks a completely transformed, sporty exhaust note. You will experience a much more aggressive tone, noticeable turbo spool whistle, and deeper exhaust pops and burbles on deceleration, without causing excessive drone inside the cabin.

Q8: Is this a direct bolt-on replacement, and will it fit my stock exhaust?

A8: Yes! For compatible Left-Hand Drive (LHD) models, this is a direct bolt-on installation requiring no cutting or welding. It is fully compatible with both your stock catback exhaust and all aftermarket exhaust systems.

Q9: What material is the downpipe made from?

A9: It is constructed from premium, high-quality stainless steel featuring handcrafted TIG-welded joints and mandrel-bent piping. This ensures maximum exhaust flow, leak resistance, and long-lasting durability even under extreme track conditions.

Q10: What is the warranty and shipping policy for this product?

A10: We offer Free Shipping with an estimated delivery time of 3-5 business days. This downpipe comes with a 1-Year Warranty, a 14-day return policy, and our "No Hassle" satisfaction guarantee.

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