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2010-2014 VW Golf Jetta Passat 2.0 TDI (CJAA) Cold Air Intake Kit
Built specifically for the 2010-2014 VW Golf, 2010-2014 Jetta, 2012-2014 Passat, 2013-2014 Beetle, and 2010-2013 Audi A3 with the 2.0L TDI (CJAA) Common-Rail Diesel, this Flashark Cold Air Intake replaces the factory airbox and intake tube to feed the turbo cooler, denser air from outside the engine bay. The mandrel-bent 2.75-inch T-6061 aluminum tube and dual steel heat shields isolate the dry cone filter from under-hood heat so the TDI breathes cooler charge air on the 1,800-3,000 RPM band. Bolt-on installation uses factory mounting points, so the swap takes about 45 minutes with basic hand tools and no tune.
Specifications
| Spec | Detail |
|---|---|
| Brand | Flashark |
| SKU | FLIS25125 |
| System Type | Cold Air Intake (CAI) |
| Engine Compatibility | 2.0L TDI Common-Rail Diesel (CJAA) |
| Tube Material | T-6061 Aluminum |
| Tube Finish | Black Powder Coated |
| Tube Diameter | 70mm (2.75") |
| Heat Shield | Dual steel plates (two-piece design) |
| Filter Type | Dry, washable, reusable (no oil required) |
| Filter Color | Red conical |
| Silicone Couplers | 1× straight φ70 + 1× reducer φ70→76 |
| Intake Hose | φ6 × 135mm with double-ended connector |
| Mounting Bracket | Steel, included |
| Grommets | 2× φ14 eyelets |
| Clamps | 3× narrow band (59-82mm) + 1× (72-95mm) |
| Tune Required | No — fully compatible with factory CJAA ECU |
| Install Time | About 45 minutes |
| Warranty | 1 Year |
Key Features
- 2.75" (70mm) mandrel-bent T-6061 aluminum intake tube: black powder-coated, smooth interior walls; diameter specifically matched to the 2.0 TDI CJAA airflow profile for optimal velocity
- Dry cone filter (red): washable, reusable, no oil required; 100% safe for the sensitive CJAA MAF sensor; clean every 15,000-20,000 miles
- Dual steel heat shields: two-piece design isolates filter from engine bay heat; routes intake to cold air zone; intake temperature reduction improves combustion density
- Precision MAF calibration: CNC-machined 70mm housing delivers clean laminar airflow; designed to maintain factory MAF calibration on a stock tune
- Straight + reducer silicone couplers: custom φ70 straight coupler + φ70→76 reducer; multi-layer black silicone with stainless clamps for a leak-free seal
- No tune required: plug-and-play with factory CJAA ECU; fuel trims adapt automatically, no VCDS coding needed
- Bolt-on installation: factory mounting points, no cutting or drilling; about 45 minutes with a T25/T30 Torx and basic socket set
Who this kit is for
This Flashark Cold Air Intake replaces the factory airbox and intake tube on the 2010-2014 VW Golf, 2010-2014 VW Jetta, 2012-2014 VW Passat, 2013-2014 VW Beetle, and 2010-2013 Audi A3 TDI with the 2.0L TDI (CJAA) Common-Rail Diesel engine. It is built for owners who want cooler intake charge air, a deeper intake tone under acceleration, a washable dry filter that is safe for the CJAA MAF sensor, and a bolt-on install done in about 45 minutes with hand tools.
✓ For you if… you tow or commute and want sharper throttle response in the 1,800-3,000 RPM band where the TDI turbo lives · you prefer a reusable dry filter over disposable paper · you've confirmed your county and state emissions rules in the Compliance section below · you're doing this as a first bolt-on upgrade on your CJAA.
✗ Not for you if… you drive a 2.0T TSI / TFSI / Golf GTI / GLI / 2.5L I5 / 1.8T gasoline model — this kit is TDI-only · you own a 2015+ EA288 TDI or a 2005.5-2007 BRM / BEW / ALH pump-duse TDI · you drive a Golf R · you need CARB-compliant street-legal status in California or another CARB-adopting state (this SKU carries no EO) · you expect a guaranteed MPG or horsepower number from an intake alone.
Check before ordering
- ① Vehicle fitment: Confirm exact year, model, and the CJAA 2.0L TDI engine code before checkout. The kit fits 2010-2014 VW Golf, 2010-2014 VW Jetta, 2012-2014 VW Passat, 2013-2014 VW Beetle, and 2010-2013 Audi A3 TDI. If your vehicle is not on the Fitment list, message us before ordering.
- ② Intake type: This is a true sealed-box CAI (dual steel heat shields + dry cone filter pulling from outside the engine bay). It is not a short ram / open-element intake — if you want a comparison between sealed CAI and open-element styles, see FAQ Q7.
- ③ Filter care: Dry-media washable filter, no oil required. Clean every 15,000-20,000 miles (more often in severe conditions). For routine replacement of the same dry cone filter on your 2.0 TDI, see VW 2.0 TDI intake parts and filters.
- ④ Sensors: The factory MAF/IAT sensor is reused from your stock airbox (it is a transplant part, not included in the box). The CNC-machined 70mm housing keeps the MAF at the OEM bore so the stock CJAA ECU reads in its design envelope.
- ⑤ Legality: This kit does not carry a CARB Executive Order (EO) number. It is Not legal for sale or use in California and other CARB-adopting states; in those jurisdictions it is intended for off-road / competition use only. Confirm your state and county emissions rules before ordering.
- ⑥ Install space & water: Bolt-on, no cutting or drilling. About 45 minutes with a T25/T30 Torx and basic socket set. The filter mounts in the engine bay; avoid deep water crossings because water ingestion (hydrolock) can cause severe engine damage.
What's in the box
- 1× 2.75" mandrel-bent aluminum intake tube (black powder-coated)
- 1× Dry high-flow cone air filter (red, washable & reusable)
- 2× Steel heat shields (dual-plate design)
- 1× Straight silicone coupler (φ70×φ70)
- 1× Reducer silicone coupler (φ70→φ76)
- 1× Intake hose (φ6 × 135mm) with double-ended connector
- 1× Steel mounting bracket
- 2× Grommets (φ14)
- 3× Narrow band clamps (59-82mm) + 1× clamp (72-95mm)
- 1× Installation hardware kit (all bolts, lock nuts, flat washers, and elastic washer)
Shipping & Returns
Free U.S. Shipping: Orders are typically processed within 1–2 business days and delivered within 7–9 business days. Additional charges may apply to remote areas.
30-Day Returns: Unopened and unused items in their original packaging may be returned within 30 days of receipt. Return shipping is covered for verified quality issues.
Worry-Free Delivery: Optional protection against eligible loss, theft, delay, or transit damage is available at checkout.
| Year | Make | Model | Engine |
|---|---|---|---|
| 2010-2014 | VW | Golf | 2.0L TDI (CJAA) |
| 2010-2014 | VW | Jetta | 2.0L TDI (CJAA) |
| 2012-2014 | VW | Passat | 2.0L TDI (CJAA) |
| 2013-2014 | VW | Beetle | 2.0L TDI (CJAA) |
Note: TDI DIESEL ONLY. Does NOT fit 2.0T TSI/TFSI gasoline engines (Golf GTI, GLI, 2.5L I5, or 1.8T). Does NOT fit 2015+ EA288 TDI engines, 2005.5–2007 BRM/BEW/ALH pump-duse TDI, Golf R. NOT street legal in California or CARB-regulated states — for off-road / competition use only in those jurisdictions.
2010-2014 VW Golf Jetta Passat 2.0 TDI Cold Air Intake FAQs
Q1: Will this cold air intake fit my VW Golf, Jetta, or Passat?
A1: Yes. The Flashark Cold Air Intake is specifically designed for the 2010-2014 VW Golf, 2010-2014 VW Jetta, 2012-2014 VW Passat, 2013-2014 VW Beetle, and 2010-2013 Audi A3 TDI, all with the 2.0L TDI (CJAA) Common-Rail Diesel engine. Confirm your exact model and year in the Fitment table before ordering. See the VW 2.0 TDI intake line-up for the complete range.
Q2: Will installing this intake cause a Check Engine Light (CEL) or rough idle?
A2: The kit is designed to retain the factory MAF/IAT sensor location and bore, which keeps the MAF reading within the OEM design envelope on a stock CJAA tune. Most CELs after an intake install come from an intake leak, an over-oiled filter, or a mismatched sensor bore. Our dry filter removes the over-oiling risk, and the included silicone couplers with stainless clamps give a leak-free seal when torqued to spec. If you do see a CEL after install, re-check coupler seating and clamp tightness first.
Q3: What performance gains can I expect from the Flashark Cold Air Intake?
A3: Typical intake-only gains for a 2.0L TDI Common-Rail Diesel are approximately +5-15 hp and +5-15 lb-ft of torque. Actual results vary with your vehicle condition, ECU calibration, supporting hardware, and how the kit is installed. The biggest real-world difference most owners notice is sharper throttle response in the 1,800-3,000 RPM band where the TDI turbo lives, not a single dramatic horsepower claim.
Q4: Do I need to oil the air filter? Will it damage my MAF sensor?
A4: No oiling is required. The kit includes a premium dry-media washable cone filter. Because it is 100% oil-free, there is no risk of fouling or contaminating the sensitive CJAA MAF sensor the way an over-oiled cotton filter can.
Q5: How do I clean and maintain the dry-media filter?
A5: Maintenance is straightforward. Remove the filter, wash it with a mild cleaning solution, let it air dry completely, and reinstall it. Under normal driving, plan on cleaning every 15,000-20,000 miles; in dusty conditions, check it more often. The dry media is designed to be reused for the life of the kit. For a comparison between sealed cold air intake (this kit) and open-element short-ram styles, see the CAI vs short-ram intake comparison.
Q6: Can I install this kit on a gasoline engine (like a 2.0T TSI or TFSI)?
A6: No. This specific intake kit is engineered exclusively for the 2.0L TDI Common-Rail Diesel (CJAA) engine. It does not fit the 2.0T TSI, 2.0T TFSI (Golf GTI, GLI), the 2.5L I5, or the 1.8T, and it does not fit 2015+ EA288 TDI engines, 2005.5-2007 BRM/BEW/ALH pump-duse TDI, or the Golf R. Installing it on an unsupported engine will cause fitment and performance problems.
Q7: Will this cold air intake change the sound of my 2.0 TDI engine?
A7: Yes. Removing the factory airbox (which is designed to muffle sound) lets the turbo and intake tract speak more clearly. You will hear a deeper intake tone under acceleration and a slight turbo whistle under load, then it quiets back down at cruise. If you want an even more aggressive intake note, that is where open-element short-ram intakes live — this kit is a true CAI focused on cooler charge air rather than maximum sound.
Q8: What is included in the Flashark intake kit? Do I need to buy extra parts?
A8: The kit is complete and bolt-on. It includes the 2.75-inch T-6061 aluminum intake tube, the washable dry cone filter, the dual steel heat shields, both silicone couplers (straight φ70 + reducer φ70→76), the φ6 × 135mm intake hose, mounting bracket, grommets, clamps, and the full hardware kit. The factory MAF/IAT sensor is reused from your stock airbox — it is not included because you transplant it.
Q9: How does the heat shield help with performance?
A9: The included dual steel heat shields act as a physical barrier, walling off the air filter from extreme engine bay temperatures. This keeps the filter pulling cooler, more oxygen-dense air from outside the engine bay rather than recirculating hot under-hood air, which is what defines a true cold air intake. Cooler charge air improves both throttle response and combustion efficiency.
Q10: Why T-6061 Aluminum for the intake pipe instead of plastic?
A10: T-6061 aluminum is lightweight, durable, and has ultra-smooth inner walls that reduce air friction compared to restrictive factory plastic tubing. The mandrel-bent 70mm tube is matched to the 2.0 TDI CJAA airflow profile so velocity stays in the right window for the MAF sensor. The mandrel bend keeps the tube diameter constant through the bend, which preserves airflow.
Q11: Will this upgrade improve my VW TDI's fuel economy (MPG)?
A11: MPG is dominated by driving habits. An intake alone cannot guarantee a measurable gain. Expect the main benefit to be sharper throttle response and a slightly deeper intake tone rather than a specific MPG figure. Cold air does carry more oxygen, which can help the combustion chamber burn diesel more completely under steady-state conditions, but the actual number on your dash depends on how and where you drive.
Fast Shipping Policy
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Easy Return Policy
Every order comes with a 30-day free return, provided the item is brand new, uninstalled, and in its original packaging. We cover return shipping for quality issues. Refunds are processed within 3-5 business days. Click for Return Policy
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