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Description
Cap Expansion Tank for Audi A4 / S4 B6, Volkswagen Beetle & Porsche Cayenne - 112306Vehicle Fitment & Part Details The Cap Expansion Tank is listed for the Audi A4 S4 B6 (2001 2005) and other Volkswagen and Porsche applications. Pressure: 1. 5 Bar. Confirm compatibility by matching the listed fitment details. Verify VIN engine. Key Details SKU 112306 Component Cap Expansion Tank Specs Pressure: 1. 5 Bar Primary Fitment Audi A4 S4 B6 (2001 2005) Listing Highlights Listed for selected Audi, Volkswagen, Porsche applications shown in the
Vehicle Fitment & Part Details
The Cap Expansion Tank is listed for the Audi A4 / S4 B6 (2001-2005) and other Volkswagen and Porsche applications. Pressure: 1.5 Bar. Confirm compatibility by matching the listed fitment details. Verify VIN/engine.
Key Details
- SKU
- 112306
- Component
- Cap Expansion Tank
- Specs
- Pressure: 1.5 Bar
- Primary Fitment
- Audi A4 / S4 B6 (2001-2005)
Listing Highlights
- Listed for selected Audi, Volkswagen, Porsche applications shown in the fitment table.
- Pressure: 1.5 Bar.
Vehicle Fitment
Includes 75 supplied applications covering Audi and Porsche. An additional 56 applications are not shown here due to listing-length limits - see the live product listing for the complete fitment list. Use the full table below to confirm model, chassis, year range, engine and power before ordering.
View Full Vehicle Fitment (75 applications)
| Make | Model | Chassis | Years | Engine | Power |
|---|---|---|---|---|---|
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 1.8 T BEX | 140 kW / 190 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 1.8 T BFB | 120 kW / 163 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 1.9 TDI AVF; AWX | 96 kW / 130 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 2.0 ALT | 96 kW / 130 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 2.4 BDV | 125 kW / 170 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 2.5 TDI quattro AKE; BAU; BDH | 132 kW / 180 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 3.0 ASN | 162 kW / 220 HP |
| Audi | A4 / S4 B6 | 8E2 | 2001-2005 | 3.0 quattro ASN | 162 kW / 220 HP |
| Audi | A4 / S4 B6 Avant | 8E5 | 2002-2005 | 1.8 T BEX | 140 kW / 190 HP |
| Audi | A4 / S4 B6 Avant | 8E5 | 2002-2005 | 1.8 T BFB | 120 kW / 163 HP |
| Audi | A4 / S4 B6 Avant | 8E5 | 2002-2005 | 1.9 TDI AVF; AWX | 96 kW / 130 HP |
| Audi | A4 / S4 B6 Avant | 8E5 | 2002-2005 | 2.5 TDI quattro AKE; BAU; BDH | 132 kW / 180 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 1.8 ADR; APT; ARG; AVV | 92 kW / 125 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 1.8 AFY | 85 kW / 115 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 1.8 T AEB; ANB; APU; ARK; AWT | 110 kW / 150 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.4 AGA; ALF; AML; APS; ARJ | 121 kW / 165 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.4 AJG; AMM; APZ | 120 kW / 163 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.5 TDI AFB; AKN | 110 kW / 150 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.6 ABC | 110 kW / 150 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.8 ACK; AHA; ALG; AMX; APR; AQD; ATQ | 142 kW / 193 HP |
| Audi | A4 B5 | 8D2 | 1995-2001 | 2.8 quattro ACK; AHA; ALG; AMX; APR; AQD; ATQ | 142 kW / 193 HP |
| Audi | A4 B5 Avant | 8D5 | 1997-2001 | 1.8 ADR; APT; ARG; AVV | 92 kW / 125 HP |
| Audi | A4 B5 Avant | 8D5 | 1997-2001 | 1.8 T AEB; ANB; APU; ARK; AWT | 110 kW / 150 HP |
| Audi | A4 B5 Avant | 8D5 | 1997-2001 | 2.4 AGA; ALF; AML; APS; ARJ | 121 kW / 165 HP |
| Audi | A4 B5 Avant | 8D5 | 1997-2001 | 2.6 ABC | 110 kW / 150 HP |
| Audi | A4 B5 Avant | 8D5 | 1997-2001 | 2.8 quattro ACK; AHA; ALG; AMX; APR; AQD; ATQ | 142 kW / 193 HP |
| Audi | A6 / S6 C4 | 4A2 | 1994-1998 | 2.6 ABC | 110 kW / 150 HP |
| Audi | A6 / S6 C4 | 4A2 | 1994-1998 | 2.8 AAH; AFC | 128 kW / 174 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 1.8 T AEB; ANB; APU; ARK; AWT | 110 kW / 150 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 1.9 TDI AVF; AWX | 96 kW / 130 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 2.4 AGA; ALF; AML; APS; ARJ | 121 kW / 165 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 2.4 BDV | 125 kW / 170 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 2.5 TDI BCZ; BDG; BFC | 120 kW / 163 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 2.7 T quattro ARE; BES | 184 kW / 250 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 2.8 quattro ACK; ALG; AMX; APR; AQD | 142 kW / 193 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 3.0 ASN | 162 kW / 220 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 3.0 quattro ASN | 162 kW / 220 HP |
| Audi | A6 / S6 C5 | 4B2, 4B4 | 1997-2004 | 4.2 quattro ARS; ART; ASG; AWN | 220 kW / 299 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.4 AGA; ALF; AML; APS; ARJ | 121 kW / 165 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.4 BDV | 125 kW / 170 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.5 TDI BCZ; BDG; BFC | 120 kW / 163 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.5 TDI Allroad quattro AKE; BAU; BDH | 132 kW / 180 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.7 T Allroad quattro ARE; BES | 184 kW / 250 HP |
| Audi | A6 / S6 C5 Avant | 4B5, 4B6 | 1998-2006 | 2.8 quattro ACK; ALG; AMX; APR; AQD; ATQ | 142 kW / 193 HP |
| Audi | A6 C4 Avant | 4A5 | 1994-1998 | 2.6 ABC | 110 kW / 150 HP |
| Audi | A6 C4 Avant | 4A5 | 1994-1998 | 2.6 ACZ | 102 kW / 139 HP |
| Audi | Q7 | 4LB | 2006-2015 | 3.0 TDI quattro BUG | 171 kW / 233 HP |
| Audi | Q7 | 4LB | 2006-2015 | 3.0 TDI quattro CASA; CCMA; CJGA; CNRB | 176 kW / 240 HP |
| Audi | Q7 | 4LB | 2006-2015 | 3.0 TDI quattro CJGD; CLZB; CRCA | 180 kW / 245 HP |
| Audi | Q7 | 4LB | 2006-2015 | 3.0 TFSI quattro CJTB; CJWB; CNAA; CTWA | 245 kW / 333 HP |
| Audi | Q7 | 4LB | 2006-2015 | 3.6 FSI quattro BHK | 206 kW / 280 HP |
| Audi | Q7 | 4LB | 2006-2015 | 4.2 FSI quattro BAR | 257 kW / 350 HP |
| Audi | Q7 | 4LB | 2006-2015 | 4.2 TDI quattro BTR | 240 kW / 326 HP |
| Audi | Q7 | 4LB | 2006-2015 | 4.2 TDI quattro CCFA; CCFC | 250 kW / 340 HP |
| Audi | Q7 | 4LB | 2006-2015 | 6.0 TDI quattro CCGA | 368 kW / 500 HP |
| Audi | TT | 8N3 | 1998-2007 | 1.8 T quattro APX; BAM; BEA | 165 kW / 224 HP |
| Audi | TT | 8N3 | 1998-2007 | 3.2 VR6 quattro BHE | 184 kW / 250 HP |
| Audi | TT Roadster | 8N9 | 1999-2007 | 1.8 T quattro APX; BAM; BEA | 165 kW / 224 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | 3.0 TDI M 05.9D | 176 kW / 240 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | 3.2 M02.2Y | 177 kW / 241 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | 3.2 M02.2Y | 184 kW / 250 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | 3.6 M 55.01 | 213 kW / 290 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | GTS 4.8 M 48.01 | 298 kW / 405 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | S 4.5 M 48.00 | 250 kW / 340 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | S 4.8 M 48.01 | 283 kW / 385 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo 4.5 M 48.50 | 331 kW / 450 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo S 4.5 M 48.50S | 368 kW / 500 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo S 4.5 M 48.50T | 383 kW / 521 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo S 4.8 M 48.51 | 368 kW / 500 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo S 4.8 M 48.51 | 397 kW / 540 HP |
| Porsche | CAYENNE | 9PA | 2002-2010 | Turbo S 4.8 M 48.51 | 404 kW / 550 HP |
| Porsche | PANAMERA | 970 | 2009-2016 | 3.0 4S MCW.DA | 309 kW / 420 HP |
| Porsche | PANAMERA | 970 | 2009-2016 | 3.0 D MCR.CC | 184 kW / 250 HP |
| Porsche | PANAMERA | 970 | 2009-2016 | 3.0 D MCW.JA | 221 kW / 300 HP |
| Porsche | PANAMERA | 970 | 2009-2016 | 3.0 S MCW.DA | 309 kW / 420 HP |
Fitment Notes
- Always match vehicle details before ordering. Verify VIN/engine.
Compatibility Verification Notes
- Confirm compatibility using VIN, engine code, chassis / platform, OE reference and original part comparison before ordering.
- Match the supplied fitment details to your vehicle, including model, year range and any listed engine or chassis information.
- Fitment data may vary by production date, market, import history and engine variant.
- This listing is for part identification and compatibility checking only. Installation must be carried out according to the vehicle manufacturer's service information by a suitably qualified person.
Common Questions
Will the Cap Expansion Tank fit my Audi A4 / S4 B6?
This part (112306) is listed for the fitments shown on this page. Confirm by matching the fitment details. Verify VIN/engine.
How do I confirm fitment if there are multiple variants?
Compare the supplied fitment details, original part details and any listed variant information before ordering. Verify VIN/engine.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 673 reviews
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Product Reviews
★★★★★ 1
Leather peels right off
Size: 8, Color: Black
Very poor quality - shoes are ruined after a couple months
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
★★★★★ 5
Good purchase
Size: 9.5, Color: Black
Value and quality was good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 5
Comfortable
Size: 7, Color: Black
Super comfy and stylish, I’ve never worn these styles of loafers however I’m glad I purchased these.
I’ve purchased another pair in a different color.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
★★★★★ 3
Meh
Size: 10, Color: Black
I had a real leather version of these shoes for many years. They are still totally wearable, however the soles have worn smooth from using them so much.
so naturally I buy a new pair. These are the same design. the stitching is close, the pattern in the leather is the same. But they are so much cheaper. There is no real leather. It's all synthetic. The sole is not the same quality of rubber. The stitching is not as good. They look fine, brand new, yet I am sure they will not last.
these are cheap. They also cost less, so I guess they are an average value, but I am very annoyed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2025
★★★★★ 5
The "Lazy Professional" Look: Is Hands-Free Luxury Actually Real?
Size: 9.5, Color: Black Napa Leather
Living down here in Florida, my footwear needs are pretty specific. It’s hot, it’s humid, and I spent half my life rushing from the car into work or a meeting. I’ve reached that age where I value efficiency just as much as style—maybe more. I’ve been eyeing the Marc Joseph New York Hands-Free Slip-on Penny Loafers for a while, and after putting them through the wringer, here is the honest truth from someone who just wants to look sharp without the hassle.
The "Just Step-In" Reality
Look, the big selling point here is the "Hands-Free" tech. We’ve all seen the commercials for those athletic slip-ins, but finding that in a legitimate leather penny loafer is a different game. Does it work? Yes, surprisingly well. The heel counter is firm enough that it doesn’t collapse when you slide your foot in, but it doesn’t feel like a piece of plastic digging into your Achilles once you’re in. For those of us who are tired of bending over or hunting for a shoehorn every morning, this is a genuine quality-of-life upgrade.
The Florida Factor: Comfort and Style
The leather is actual calfskin (on most models), which is a must for the Florida heat. Synthetic shoes turn into a sauna within ten minutes, but these breathe reasonably well. The aesthetic is classic—it’s a "professor" shoe through and through. You can wear them with chinos and a blazer for work or throw them on with some nice jeans for a weekend lunch.
Inside, they’ve got a gel heel insert and a padded footbed. It’s not quite "walking on a cloud"—let’s not over-hype it—but it’s a massive step up from the hard, flat soles of traditional dress loafers. I’ve spent four hours on my feet lecturing, and my arches didn’t hate me by the end of the day.
The Sizing Gamble
Here’s where you need to be careful. The consensus from other guys (and my own experience) is that the sizing is a bit of a coin toss. They tend to run a little large and sometimes wide. If you have narrow feet, you might find the sides "gaping" or flaring out when you walk, which kills the sleek look. I’d recommend ordering a half-size down if you’re usually between sizes.
The Breakdown
The Pros:
True Hands-Free: You can actually put these on while holding a coffee and a briefcase. No hands needed.
Legit Materials: The calf leather feels premium and smells like the real deal.
Versatility: Perfectly bridges the gap between a "car shoe" and a formal loafer.
Comfort: The gel insert makes a noticeable difference for long-duration wear.
The Cons:
Sizing Inconsistency: They can run wide, leading to some "heel slip" if you don't get the perfect fit.
Break-in Period: The heel is stiff by design (to allow for the slip-on feature), so expect a day or two of minor stiffness.
Price Point: They aren't cheap, though often on sale.
Value for Money
Are they worth it? If you’re comparing them to high-end Italian brands that cost $500, these are an absolute steal. They look 90% as good for a fraction of the price. However, if you're used to $60 mall shoes, the jump to $150+ might feel steep until you realize you’re paying for the convenience of never having to touch your shoes to put them on. For a daily driver in a professional setting, the value is definitely there.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2026
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