Billet Technology Sigma Series High&Low A/C Port Cap Cover for Audi


Category: SKU: N/A


Introducing the Billet Technology Sigma Line of under hood products.

The Brand New Billet High & Low Pressure A/C Port Cap Cover 2 Piece Kit is machined from domestic certified, solid 6061-T6 aircraft aluminum.

Offered in your choice of finish and engravings. Want a custom engrave? No problem just email us  for a quote. Most customs start at $25.

This part will fit the following vehicles
  • 2010-2016 S4 3.0T
  • 2010-2016 S5 3.0T
  • 2009-2016 A5 2.0T 3.2L
  • 2009-2016 Q5 SQ5 2.0T 3.0T
Installs in quickly and easily fitting right over your existing factory cap using a set screw and supplied Allen key to tighten down.
Lead Time

  • GROUP BUY meaning PRE-ORDERS ONLY. Our standard Lead time of 4 to 5 weeks will apply once we move forward to manufacture the part. Manufacturing schedule will be determined in the next approximate 4 to 6 weeks. If any questions please call us at 561-582-8559 or email with your questions. Thank you.

Additional information

Choose Your Finish

Satin (Silver Raw Aluminum), Polish-10 [Add $10.00], Clear on satin-10 [Add $10.00], Black-10 [Add $10.00], Red-10 [Add $10.00], Blue-10 [Add $10.00], Purple-10 [Add $10.00], Burnt Orange-10 [Add $10.00], Titanium-80 [Add $80.00], Machine Finish Anodize Copper-10 [Add $10.00], Matte Copper-20 [Add $20.00], Lime Green Metallic-20 [Add $20.00], Green-10 [Add $10.00]

Designer Cut Sigma Series

No, Yes [Add $25.00]

Engrave Choice Sigma Series

No Engraving (Blank), OEM (High&Low), BT Logo, Custom Engrave (Call)


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Make Model Year
Audi A5 2009 - 2016
Audi Q5 2009 - 2016
Audi S4 2010 - 2016
Audi S5 2010 - 2016