Manley Chevrolet Big Block 1.940in Head Dia. / 6.400in OAL / 0.3415in Stem / Exhaust Valve - Single Stage 1 6L 2007-2015 Nissan TITAN with

6L 2007-2015 Nissan TITAN with our signature resonant

The 130R knob is wider

15306 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's 1-year limited finish warranty and limited lifetime construction warranty

Year Make Model Submodel 2006-2013 Audi A3 Base 2009-2013 Audi A3 Quattro Base 2005-2014 Audi A4 Base 2007-2009 Audi A4 Cabriolet 2015-2016 Audi A4 Premium 2015-2016 Audi A4 Premium Plus 2015 Audi A4 Prestige 2005-2012 Audi A4 Quattro Avant 2005-2014 Audi A4 Quattro Base 2007-2009 Audi A4 Quattro Cabriolet 2015-2016 Audi A4 Quattro Premium 2015-2016 Audi A4 Quattro Premium Plus 2015 Audi A4 Quattro Prestige 2010-2014 Audi A5 Cabriolet 2010-2014 Audi A5 Quattro Base 2010-2014 Audi A5 Quattro Cabriolet 2015-2016 Audi A5 Quattro Premium 2015-2016 Audi A5 Quattro Premium Plus 2015 Audi A5 Quattro Prestige 2017 Audi A5 Quattro Sport 2012-2015 Audi A6 Premium 2012-2015 Audi A6 Premium Plus 2013-2015 Audi A6 Quattro Premium 2013-2015 Audi A6 Quattro Premium Plus 2013-2015 Audi allroad Premium 2013-2015 Audi allroad Premium Plus 2013-2015 Audi allroad Prestige 2017-2018 Audi Q3 Premium 2015-2018 Audi Q3 Premium Plus 2015-2017 Audi Q3 Prestige 2017-2018 Audi Q3 Quattro Premium 2015-2018 Audi Q3 Quattro Premium Plus 2015-2017 Audi Q3 Quattro Prestige 2013-2016 Audi Q5 Hybrid Prestige 2011-2017 Audi Q5 Premium 2011-2017 Audi Q5 Premium Plus 2011-2012

Manley Chevrolet Big Block 1.940in Head Dia. / 6.400in OAL / 0.3415in Stem / Exhaust Valve - Single Stage 1 6L 2007-2015 Nissan TITAN withManley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million cycles, while competitors failed after just