Quick view Head Gasket Set 3.4L 2003 Chevrolet Impala - HGS3118.6 MSRP: Was: Now: $115.97 Add to Cart Compare
Quick view Head Gasket Set 3.8L 2003 Chevrolet Impala - HGS3144.32 MSRP: Was: Now: $128.97 Add to Cart Compare
Quick view Head Shim 3.4L 2003 Chevrolet Impala - HS3117.13 MSRP: Was: Now: $38.97 Add to Cart Compare
Quick view Head Shim 3.8L 2003 Chevrolet Impala - HS3143.53 MSRP: Was: Now: $32.97 Add to Cart Compare
Quick view Intake Manifold Gasket Set 3.4L 2003 Chevrolet Impala - IG3117.10 MSRP: Was: Now: $41.97 Add to Cart Compare
Quick view Intake Manifold Gasket Set 3.8L 2003 Chevrolet Impala - IG3144.45 MSRP: Was: Now: $36.97 Add to Cart Compare
Quick view Intake Valve 3.4L 2003 Chevrolet Impala - IV3117.19 MSRP: Was: Now: $10.97 Add to Cart Compare
Quick view Intake Valve 3.8L 2003 Chevrolet Impala - IV3143.39 MSRP: Was: Now: $9.97 Add to Cart Compare
Quick view Lifters 3.8L 2003 Chevrolet Impala - LIF3104.577 MSRP: Was: Now: $17.97 Add to Cart Compare
Quick view Lower Gasket Set 3.4L 2003 Chevrolet Impala - LGS3117.34 MSRP: Was: Now: $32.97 Add to Cart Compare
Quick view Lower Gasket Set 3.8L 2003 Chevrolet Impala - LGS3143.34 MSRP: Was: Now: $38.97 Add to Cart Compare
Quick view Head Gasket Set 3.4L 2003 Chevrolet Impala - HGS3118.6 Head Gasket Set 3.4L 2003 Chevrolet Impala - HGS3118.6 Head Gasket Set. Fits: 00-03 Buick, Chevrolet, Oldsmobile, Pontiac 3.4L V6 OHV Naturally AspiratedFitment Notes: Premium Sealing Solution, Valve Grind SetProduct Information Warranty... MSRP: Was: Now: $115.97 Add to Cart Compare
Quick view Head Gasket Set 3.8L 2003 Chevrolet Impala - HGS3144.32 Head Gasket Set 3.8L 2003 Chevrolet Impala - HGS3144.32 Head Gasket Set. Fits: 97-05 Buick, Chevrolet, Pontiac, Oldsmobile 3.8L V6 OHV Naturally AspiratedFitment Notes: Premium Sealing Solution, Valve Grind Set, w/ 2ND DESIGN, w/ Guides On Int... MSRP: Was: Now: $128.97 Add to Cart Compare
Quick view Head Shim 3.4L 2003 Chevrolet Impala - HS3117.13 Head Shim 3.4L 2003 Chevrolet Impala - HS3117.13 Head Spacer Shim. Fits: 96-09 Chevrolet, Pontiac, Buick, Oldsmobile 3.4L V6 OHV Naturally AspiratedFitment Notes: 0.020 Thick, Use on Engine Block SideProduct Information Warranty Type: 1 year... MSRP: Was: Now: $38.97 Add to Cart Compare
Quick view Head Shim 3.8L 2003 Chevrolet Impala - HS3143.53 Head Shim 3.8L 2003 Chevrolet Impala - HS3143.53 Head Spacer Shim. Fits: 95-09 Buick, Pontiac, Chevrolet, Oldsmobile 3.8L V6 OHV Naturally AspiratedFitment Notes: 0.020 Thick, Use on Engine Block Side, w/ 2ND DESIGN, w/ 1ST DESIGNProduct Information... MSRP: Was: Now: $32.97 Add to Cart Compare
Quick view Intake Manifold Gasket Set 3.4L 2003 Chevrolet Impala - IG3117.10 Intake Manifold Gasket Set 3.4L 2003 Chevrolet Impala - IG3117.10 Intake Manifold Gasket Set. Fits: 96-03 Buick, Chevrolet, Oldsmobile, Pontiac 3.1L-3.4L V6 OHV Naturally AspiratedFitment Notes: IntakeProduct Information Warranty Type: 1 year... MSRP: Was: Now: $41.97 Add to Cart Compare
Quick view Intake Manifold Gasket Set 3.8L 2003 Chevrolet Impala - IG3144.45 Intake Manifold Gasket Set 3.8L 2003 Chevrolet Impala - IG3144.45 Intake Manifold Gasket Set. Fits: 97-09 Buick, Pontiac, Chevrolet, Oldsmobile 3.8L V6 OHV Naturally AspiratedFitment Notes: Intake, w/ Guides On Ends, Original Plastic Design, w/ 2ND... MSRP: Was: Now: $36.97 Add to Cart Compare
Quick view Intake Valve 3.4L 2003 Chevrolet Impala - IV3117.19 Intake Valve 3.4L 2003 Chevrolet Impala - IV3117.19 Intake Valve. Fits: 98-09 Chevrolet, Pontiac, Buick, Oldsmobile 3.1L-3.4L V6 OHV Naturally AspiratedFitment Notes: Nitride Coated, 1 Groove, 44.7mm Head Dia., 7.97mm Stem Dia., 119mm O.A.L.,... MSRP: Was: Now: $10.97 Add to Cart Compare
Quick view Intake Valve 3.8L 2003 Chevrolet Impala - IV3143.39 Intake Valve 3.8L 2003 Chevrolet Impala - IV3143.39 Intake Valve. Fits: 96-03 Buick, Chevrolet, Pontiac, Oldsmobile 3.8L V6 OHV Naturally Aspirated, SuperchargedFitment Notes: Nitride Coated, 1 Groove, 45.7mm Head Dia., 7.96mm Stem Dia., 119.9mm O.A... MSRP: Was: Now: $9.97 Add to Cart Compare
Quick view Lifters 3.4L 2003 Chevrolet Impala - LIF328.66 Lifters 3.4L 2003 Chevrolet Impala - LIF328.66 Lash Lifters. Fits: 93-11 Chevrolet, GMC, Isuzu 2.2L-3.9L V6, L4 OHV Naturally AspiratedFitment Notes: 2ND DESIGN, 1ST DESIGNProduct Information Warranty Type: 1 year or 12,000-mile limited... MSRP: Was: Now: $16.97 Add to Cart Compare
Quick view Lifters 3.8L 2003 Chevrolet Impala - LIF3104.577 Lifters 3.8L 2003 Chevrolet Impala - LIF3104.577 Lash Lifters. Fits: 86-17 Chevrolet, GMC, Isuzu 2.5L-7.0L V8, V6, L4 OHV Naturally Aspirated, SuperchargedFitment Notes: Non-Deactivation Lifters, LS7, Non-Deactivation Lifters, LY2, LR4, w/ 2ND... MSRP: Was: Now: $17.97 Add to Cart Compare
Quick view Lower Gasket Set 3.4L 2003 Chevrolet Impala - LGS3117.34 Lower Gasket Set 3.4L 2003 Chevrolet Impala - LGS3117.34 Lower Gasket Set. Fits: 93-05 Buick, Chevrolet, Pontiac, Oldsmobile 3.1L-3.4L V6 OHV Naturally AspiratedFitment Notes: Premium Sealing Solution, Conversion Set, Lower, 2ND DESIGN, 1ST... MSRP: Was: Now: $32.97 Add to Cart Compare
Quick view Lower Gasket Set 3.8L 2003 Chevrolet Impala - LGS3143.34 Lower Gasket Set 3.8L 2003 Chevrolet Impala - LGS3143.34 Lower Gasket Set. Fits: 95-03 Buick, Chevrolet, Pontiac, Oldsmobile 3.8L V6 OHV Supercharged, Naturally AspiratedFitment Notes: Premium Sealing Solution, Conversion Set, Lower, w/ 2ND DESIGN,... MSRP: Was: Now: $38.97 Add to Cart Compare