[Vehicle Fitment]: Compatible with Buick LaCrosse 2008-2009 V8 5.3L; Compatible with Chevrolet Impala 2006-2009 V8 5.3L, Monte Carlo 2006-2007 V8 5.3L; Compatible with Pontiac Grand Prix 2005-2008 V8 5.3L [Reference Number]: 642101, 50531 [Specification]: ① E.P.A. Compliant: Yes; ② Vehicle's Emissions Specifications: Federal Emissions; ③ Restricted States: CA, NY, CO, ME; ④ Body Material: Stainless Steel; ⑤ Inlet Type: 2 Bolt Welded Flange; ⑥ Inlet Quantity: 1; ⑦ Outlet Type: 2 Bolt Welded Flange with Gasket Stub; ⑧ Outlet Quantity: 1; ⑨ Mounting Hardware Included: Yes [E.P.A Compliant]: EPA-compliant catalytic converters cannot be sold or installed in California and Colorado and, under certain circumstances, in Maine and New York. Check your vehicle's Emission Control Information Label and your state's aftermarket converter regulations to select the proper catalytic converter. [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted catalytic converters. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind. A-premium Catalytic Converters are an ideal choice to replace your broken Catalytic Converters. All Catalytic Converters meet or exceed OEM specifications. Due to high manufacturing standard, it will come with one year quality guarantee.

Compatible with Buick Models:
2008-2009 LaCrosse V8 5.3L Naturally Aspirated

Compatible with Chevrolet Models:
2006-2009 Impala V8 5.3L Naturally Aspirated
2006-2007 Monte Carlo V8 5.3L Naturally Aspirated

Compatible with Pontiac Models:
2005-2008 Grand Prix V8 5.3L Naturally Aspirated

Specifications:
Vehicle's Emissions Specifications: Federal Emissions
Restricted States: CA, NY, CO, ME
Color: Natural
Body Material: Steel
Substrate Material: Ceramic
Inlet Type A: 2 Bolt welded flange
Outlet Type A: 2 Bolt Welded Flange w/ Gasket Stub
GBolts Included: Yes

OEM Number: 642101, 50531
Quantity Sold: One Piece
Note: It comes with EPA compliance for OBDII vehicles, 1996 and newer