Eagle Chevy 350 1Pc 3.750in Crank 5.700in I-Beam Rods 4.000in Pistons 168 Tooth FP Balanced Assembly 10.5" O2 SENSOR EXTENSION These NX AN caps are

These NX AN caps are manufactured from aluminum and come available in a choice of sizes

We start with a durable heat-treated steel piston and needle valve to ensure proper travel and linear compression ratio

this direct-fit catalytic converter also interchanges with OE parts PE04-20-50XA and PEB5-20-50X

2011-2016 BMW 550i Base 2013-2015 BMW 550i GT Base 2013-2016 BMW 550i xDrive Base 2012-2017 BMW 640i Base 2014-2017 BMW 640i xDrive Base 2004-2005 BMW 645Ci Base 2006-2010

and dyno-tested to produce more horsepower and torque

Eagle Chevy 350 1Pc 3.750in Crank 5.700in I-Beam Rods 4.000in Pistons 168 Tooth FP Balanced Assembly 10.5" O2 SENSOR EXTENSION These NX AN caps areBALANCED 3. 750" Cast Crank,5. 700" I BEAM Rods,3 8" ARP 8740 BOLTS,HYPEREUTECTIC KB CLAIMER 5CC FLAT TOP 4. 000" PISTONS,PLASMA MOLY STANDARD GAP RINGS,KING SI Rod MAIN BEARINGS,168 TOOTH INTERNAL BALANCE FLEXPLATE.