68 products about 2018 Chevrolet Impala Exhaust Manifolds, Pipes, Mufflers & Components foundVEHICLE SPECIFIC Product Specifications Notes: Upper Location: Driver Side; Passenger Side Item Dimensions: 2.3 x 2.3 x 0.6 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 24504100, 10255857, 11515604, 15679745, 11516077, 15259227, 16792001 Part Description: 2018 Chevrolet Impala Bumper Nut More Info Vehicle Fitment 2018 Chevrolet Impala | 50th Anniversary Edition, Base, Eco, LS, LS Sport, LT, LTZ, Police, Premier, SS | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.4 L GAS, 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS, 8 Cyl 5.3 L GAS $4.36 MSRP: $7.19
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, 8x25mm; 3.6 Liter, 8x25mm Location: Driver Side; Passenger Side Item Dimensions: 1.8 x 1.2 x 0.8 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 94010881, 94012127 Part Description: 2018 Chevrolet Impala Bracket Bolt More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $5.65 MSRP: $9.10
You Save: $3.45 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter Item Dimensions: 5.8 x 3.7 x 0.7 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Connector Pipe Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $16.68 MSRP: $25.16
You Save: $8.48 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter Item Dimensions: 5.8 x 3.7 x 0.7 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Connector Pipe Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $16.68 MSRP: $25.16
You Save: $8.48 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter Item Dimensions: 5.8 x 3.7 x 0.7 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Connector Pipe Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $16.68 MSRP: $25.16
You Save: $8.48 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter; Impala; 3.6l Item Dimensions: 6.0 x 3.7 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 15909123 Part Description: 2018 Chevrolet Impala Preconverter Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Police, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $5.50 MSRP: $8.72
You Save: $3.22 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter; Impala; 3.6l Item Dimensions: 6.0 x 3.7 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 15909123 Part Description: 2018 Chevrolet Impala Preconverter Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Police, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $5.50 MSRP: $8.72
You Save: $3.22 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.6 Liter; Impala; 3.6l Item Dimensions: 6.0 x 3.7 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 15909123 Part Description: 2018 Chevrolet Impala Preconverter Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Police, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $5.50 MSRP: $8.72
You Save: $3.22 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Other Names: Front Muffler Gasket, Muffler & Pipe Gasket Item Dimensions: 5.5 x 4.0 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 13255815 Part Description: 2018 Chevrolet Impala Front Muffler Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $4.54 MSRP: $6.82
You Save: $2.28 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Other Names: Front Muffler Gasket, Muffler & Pipe Gasket Item Dimensions: 5.5 x 4.0 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 13255815 Part Description: 2018 Chevrolet Impala Front Muffler Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $4.54 MSRP: $6.82
You Save: $2.28 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter Item Dimensions: 3.5 x 3.6 x 0.3 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Converter & Pipe Seal More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $9.27 MSRP: $15.34
You Save: $6.07 (40%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter Item Dimensions: 3.5 x 3.6 x 0.3 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Converter & Pipe Seal More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $9.27 MSRP: $15.34
You Save: $6.07 (40%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, All; Impala; 2.5l; All Other Names: Front Pipe Fitment Type: Direct Replacement Replaces: 20926632 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $836.16 MSRP: $1248.52
You Save: $412.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, All; Impala; 2.5l; All Other Names: Front Pipe Fitment Type: Direct Replacement Replaces: 20926632 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $836.16 MSRP: $1248.52
You Save: $412.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Front Pipe Item Dimensions: 58.5 x 15.1 x 5.9 inches Item Weight: 19.00 Pounds Fitment Type: Direct Replacement Replaced by: 19420281 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $704.73 MSRP: $1050.29
You Save: $345.56 (33%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Front Pipe Item Dimensions: 58.5 x 15.1 x 5.9 inches Item Weight: 19.00 Pounds Fitment Type: Direct Replacement Replaced by: 19420281 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $704.73 MSRP: $1050.29
You Save: $345.56 (33%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Impala; 3.6l; W/Pzev; 3.6 Liter, W/Pzev Other Names: Front Pipe Item Dimensions: 58.0 x 14.5 x 6.1 inches Item Weight: 18.80 Pounds Fitment Type: Direct Replacement Replaces: 22935120 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $908.93 MSRP: $1358.29
You Save: $449.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Impala; 3.6l; W/Pzev; 3.6 Liter, W/Pzev Other Names: Front Pipe Item Dimensions: 58.0 x 14.5 x 6.1 inches Item Weight: 18.80 Pounds Fitment Type: Direct Replacement Replaces: 22935120 Part Description: 2018 Chevrolet Impala Front Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $908.93 MSRP: $1358.29
You Save: $449.36 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Other Names: Converter & Pipe Insulator, Front Pipe Insulator Item Dimensions: 3.1 x 3.2 x 3.2 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 13229780 Part Description: 2018 Chevrolet Impala Front Pipe Insulator More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $29.14 MSRP: $43.97
You Save: $14.83 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Other Names: Converter & Pipe Insulator, Front Pipe Insulator Item Dimensions: 3.1 x 3.2 x 3.2 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 13229780 Part Description: 2018 Chevrolet Impala Front Pipe Insulator More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $29.14 MSRP: $43.97
You Save: $14.83 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Other Names: Converter & Pipe Insulator, Front Pipe Insulator Item Dimensions: 3.1 x 3.2 x 3.2 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 13229780 Part Description: 2018 Chevrolet Impala Front Pipe Insulator More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $29.14 MSRP: $43.97
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter Item Dimensions: 22.4 x 12.2 x 6.9 inches Item Weight: 12.50 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Exhaust Manifold More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $120.02 MSRP: $171.11
You Save: $51.09 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter; 3.6 Liter Item Dimensions: 1.8 x 1.6 x 1.1 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 11610616 Part Description: 2018 Chevrolet Impala Rear Shield Nut More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ, Premier | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $3.62 MSRP: $5.44
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, Rear, Outer; 3.6 Liter, Rear, Outer Location: Passenger Side Other Names: Heat Shield Item Dimensions: 10.2 x 8.7 x 5.1 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Heat Shield More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $48.48 MSRP: $73.13
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, Rear, Inner; 3.6 Liter, Rear, Inner Location: Passenger Side Other Names: Heat Shield Item Dimensions: 7.0 x 20.0 x 13.1 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 22898711 Part Description: 2018 Chevrolet Impala Heat Shield More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $52.65 MSRP: $79.42
You Save: $26.77 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, Rear, Inner; 3.6 Liter, Rear, Inner Location: Driver Side Other Names: Heat Shield Item Dimensions: 7.2 x 20.0 x 12.9 inches Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Replaces: 22898712 Part Description: 2018 Chevrolet Impala Heat Shield More Info Vehicle Fitment 2018 Chevrolet Impala | Eco, LS, LT, LTZ, Premier | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L BI-FUEL, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS $50.51 MSRP: $79.42
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter Item Dimensions: 5.9 x 3.9 x 0.7 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Front Pipe Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $15.89 MSRP: $23.94
You Save: $8.05 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter Item Dimensions: 5.9 x 3.9 x 0.7 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2018 Chevrolet Impala Front Pipe Gasket More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $15.89 MSRP: $23.94
You Save: $8.05 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, W/O Dual Muffler Other Names: Muffler & Pipe Item Dimensions: 119.6 x 33.0 x 10.6 inches Item Weight: 46.00 Pounds Fitment Type: Direct Replacement Replaces: 20985838 Part Description: 2018 Chevrolet Impala Muffler & Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $838.07 MSRP: $1264.32
You Save: $426.25 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.5 Liter, W/O Dual Muffler Other Names: Muffler & Pipe Item Dimensions: 119.6 x 33.0 x 10.6 inches Item Weight: 46.00 Pounds Fitment Type: Direct Replacement Replaces: 20985838 Part Description: 2018 Chevrolet Impala Muffler & Pipe More Info Vehicle Fitment 2018 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS $838.07 MSRP: $1264.32
You Save: $426.25 (34%)
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