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USA Quick Reference Information for the 2009 Audi Q7 TDI
November 2008
Audi has been preparing the U.S. market for TDI Power by racing the R10 TDI LMP1... -
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2009 Audi S4 and 2009 S4 Avant: Audi's top-class athletes
November 2008
The new Audi S4 and S4 Avant are top-class athletes ahead of their field. Their ... -
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Audi Ranks High in Latest IIHS Safety Study
April 2007
AUBURN HILLS, Mich., April 5 /PRNewswire/ -- The Insurance Institute for Highway... -
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Audi Sets March U.S. Sales Record
April 2007
AUBURN HILLS, Mich., April 3 /PRNewswire/ -- Audi of America, Inc. today announc... -
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Audi Announces U.S. Pricing for 2008 Audi R8
March 2007
The all-new 2008 Audi R8 will start at $109,000 when it launches this fall. ... -
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Novelis Chosen as Aluminum Sheet Supplier for Audi R8 Sports Car
March 2007
Audi R8 Sports Car ATLANTA, March 13 /PRNewswire-FirstCall/ -- Novel... -
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Novelis Chosen as Aluminum Sheet Supplier for 2008 Audi R8 Sports Car
March 2007
2008 Audi R8 sports car ATLANTA, March 5 /PRNewswire-FirstCall/ -- No... -
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Sir Elton John and David Furnish Raise $4.2 Million at 15th Annual Elton John AIDS Foundation Party Celebrating the Academy Awards
February 2007
- This Year's Co-Sponsors included Audi, Chopard and VH1 - Sir Elton John... -
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Audi of America Announces New Diesel-specific Media Website
February 2007
Feb. 20, 2007, AUBURN HILLS, Mich. – Audi of America, Inc, today announced the l... -
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Audi Reports Record U.S. Sales for January
February 2007
AUBURN HILLS, Mich., Feb. 1 /PRNewswire/ -- Audi of America today reported stron... -
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Audi is pioneering the introduction of the worlds cleanest diesel technology to the UK in Q7 SUV models that help to rid the air of Nitrogen Oxide (NOx) emissions, regarded by many as being dramatically more harmful to humans than Carbon Dioxide (CO2). Capable of removing up to 90 per cent of NOx particles from exhaust gases, this ultra-low emission technology.
NOx trap The core components of this ultra-low-emission system are a new common-rail injection system (which generates up to 2,000 bars of pressure), innovative pressure sensors in the combustion chamber and an especially high-performance exhaust recirculating system. Collectively these measures ensure a highly efficient and low-emission combustion process. In addition, an innovative DeNOX catalytic converter, or NOx trap, integrated within the exhaust system reduces residual nitrogen oxides, while just upstream of it a pump injects an aqueous solution called AdBlue into the hot exhaust flow, where it decomposes into ammonia. The ammonia then has the effect of splitting the nitrogen oxides into the inert gas nitrogen and into water.
The use of clean diesel technology reduces the output of nitrogen oxide or NOx by up to 90 per cent. The suppression of NOx is widely regarded by experts as being as crucial to our wellbeing as the reduction of CO2 because on contact with sunlight it can form photochemical smog, a form of air pollution which can cause damage to lung tissue and a reduction in lung function.
Audi Q7 breathes easier " The Audi Q7 SUV is already available in the UK with a TDI engine featuring the worlds cleanest diesel technology reducing emissions of harmful nitrogen oxide by up to 90 per cent. At the 2009 Frankfurt Show Audi will exhibit an A4 Saloon benefiting from the same advanced technology.
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