AFE Stage 2 Si Cold Air Intake System for 2009-2010 VW Jetta 2.0L TDI
| Item Number | AFE54-81711 |
| Price |
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The aFe Stage 2 Si Cold Air Intake System for the 2009-2010 VW Jetta TDI features a CAD designed intake tube for optimal airflow and a high-efficiency, low restriction air filter. No drilling or cutting is required – the 100% bolt-on system mounts directly to your lower airbox housing!
This performance Air Intake System out-flows the factory intake by a whopping 56%! That massive cool airflow increase translates to 23 lbs. x ft torque at 3050 RPM and 10 extra horsepower at 3150 RPM. If you’re planning to upgrade your TDI Jetta’s exhaust or add a power module, you’ll get the maximum benefit out of those upgrades when combined with this sealed intake system.
A STAGE 2 Si Cold Air Intake System comes with a sealed airbox for a clean factory look and less intake noise than traditional open systems. To see a Dyno Sheet and a picture of this product installed, click here.
The improvement in air flow and air temperature of the Stage 2 Si intake will help your VW Jetta TDI breathe better and will lead to fuel economy gains in addition to increased horsepower and torque. The sound difference is also noticeable and makes for a nice improvement in engine noise.

Your new TDI cold air intake system features your choice of two of aFe’s premium filter media. Both filters are constructed for long life and multiple cleaning cycles. To see more detailed information on these filters so you can pick the one that’s right for your TDI, click on the links below.
The Pro Dry S filter is a washable and reusable oil free filter made from a synthetic media. It features deep open pleats for a longer service cycle. For maximum convenience with no filter re-oiling, choose the Pro Dry S filter from aFe.
If you’re looking for maximum performance with maximum airflow, the Pro 5R is the filter for you. With deep open pleats for a maximum service life, this filter features a washable and reusable oiled cotton gauze media that makes this a great choice for street racing and higher horsepower TDI applications.

51-81711
AFE Stage 2 Cold Air Intake System 51-81711 & AFE54-81711 will fit:
2010 VW JETTA 2.OL TDI – INCLUDES SPORTWAGEN
2009 VW JETTA 2.OL TDI – INCLUDES SPORTWAGEN
Click here to see the AFE New Product Announcement Sheet
COMING SOON!
In the meantime, check out our other Parley’s Diesel Product Installation Videos

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance aftermarket air filter.
Comprised of a team of engineers, machinists, production and sales people with a strong belief in the products they design, aFe’s team has years of experience in their respective positions and together work to ensure that they have the best products on the market. Rather than just to be another vendor that offered air filters, they chose to pay attention to those finer details that set an aFe product apart from the competition.
Links
- Manufacturer Product Web Page
- Manufacturer Installation Instructions
- Manufacturer F.A.Q
- Manufacturer Product Support
aFe Warranty
aFe OE replacement filters are warranted against manufacturer defects for as long as you own the vehicle and it is properly maintained using our filter cleaning kit. Our universal clamp on air filters and air intake kits are warranted against manufacturer defects for 2 years. Our racing filters are warranted against manufacturer defects for 1 year. All warranty is contingent on proper installation and proper maintenance using our restore kit. All other aFe products such as our exhaust systems, intake manifolds and intercoolers have a 2-year warranty.
Manufacturer Contact Info:
951-493-7100
aFe Power
252 Granite Street
Corona, CA 92879
This product is returnable.
Standard Parley’s Diesel Performance Return Policy applies.








