Exhaust & Emission Systems for 1984 Pontiac Grand Prix
Find parts that fit
We need more information about your vehicle to confirm fit.
1984
Pontiac
Grand Prix
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSORED
All
Auction
Buy It Now
550 Results
LS Swap Long Tube Headers 1-3/4" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$319.99Was: $399.99Free shipping89 soldLS Swap Long Tube Headers 1-7/8" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$327.99Was: $409.99Free shipping73 soldLS Swap Long Tube Headers 1-7/8" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$327.99Was: $409.99Free shipping44 watchingMagnaflow Catalytic Converter for 1984-1987 Pontiac Grand Prix (Fits: 1984 Pontiac Grand Prix)
MagnaFlow 93456-IG Catalytic ConverterBrand New: MagnaFlow$304.00FLOWTECH 1.625" Performance Header for 1978-1987 Chevy Olds Buick Pont 265-400 (Fits: 1984 Pontiac Grand Prix)
Brand New: Hedman Hedders$199.95Free shippingOnly 1 left!FAPO Hugger Headers for Oldsmobile Cutlass Pontiac Grand Prix Buick Regal 78-87 (Fits: 1984 Pontiac Grand Prix)
Brand New$159.99Free shipping19 watchingLS1 LS2 LS6 LS7 Engine Conversion Swap Headers for Pontiac Grand Prix 1978-1987 (Fits: 1984 Pontiac Grand Prix)
Brand New: Unbranded$179.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingPontiac Grand Prix LS1 LS2 LS6 LS7 Engine Conversion Swap Long Tube Headers (Fits: 1984 Pontiac Grand Prix)
Brand New$269.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingHedman for Standard Uncoated Headers; D-Port Head; 1-5/8 in. Mid-Length Tubes- (Fits: 1984 Pontiac Grand Prix)
FREE AND FAST SHIPPING. FREE RETURNS. 100% AUTHENTIC!Brand New$345.74Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingPERFORMANCE LONG TUBE HEADERS,78-87 GM PASSENGER CARS,SBC 265-400,PAINTED BLACK (Fits: 1984 Pontiac Grand Prix)
Brand New$249.99$29.99 shipping48 watchingFor 1983-1986 Pontiac Grand Prix 5.0L V8 Exhaust Manifold Right Dorman 1984 1985 (Fits: 1984 Pontiac Grand Prix)
Brand New: Dorman$208.14Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingPypes Cat Back Exhaust System 2.5" w/ Race Pro Mufflers for Cutlass (Fits: 1984 Pontiac Grand Prix)
30 Day Returns. Best Value. Trusted Dealer.Brand New: Pypes Performance Exhaust$596.75Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Trending at $605.86eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.Free shipping6 watching2.5" Catalytic Converter Stainless Steel Weld-On EPA OBD2 For Pontiac Grand Prix (Fits: 1984 Pontiac Grand Prix)
Brand New$79.25Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingCatalytic Converter for 1984-1987 Pontiac Grand Prix (Fits: 1984 Pontiac Grand Prix)
FREE FAST SHIPPING 5.0L V8 GAS OHVBrand New: OEM$223.12Was: $234.86Free shippingFits 1973-1974 Monte Carlo, Tube Size 1-3/4", Stock Headers-Painted 2551HKR (Fits: 1984 Pontiac Grand Prix)
Brand New: Hooker$257.95$29.99 shippingLS Swap Long Tube Headers 1-3/4" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$319.99Was: $399.99Free shippingExhaust Manifold 267 350 305 5.7L 5.0L 4.4L Passenger Side 2-Bolt Flange (Fits: 1984 Pontiac Grand Prix)
Brand New: Aftermarket Products$89.95Free shippingOnly 1 left!Walker Front Pipe To Int Pipe Exhaust Clamp for 1981-1984 Pontiac Grand Prix tg (Fits: 1984 Pontiac Grand Prix)
The #1 Seller of Genuine Walker Parts on eBayBrand New: Walker$8.92Was: $17.74Free shippingQuality Rebuilt 1979-86 GM Vehicles Firebird Camaro Corvette Smog Air Pump (Fits: 1984 Pontiac Grand Prix)
Remanufactured: Auto Plus$213.75Was: $225.00or Best OfferFree shippingOnly 1 left!Pypes Exhaust System Race Pro Cat-Back Stainless Buick Chevy Pontiac V8 Kit (Fits: 1984 Pontiac Grand Prix)
Summit Racing - FAST Shipping - 60 Day Return PolicyBrand New: Pypes Performance Exhaust$556.75Trending at $605.86eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.NOS GM CANISTER PURGE VALVE CAMARO CAPRICE CAMINO IMPALA MONTE CARLO FIREBIRD (Fits: 1984 Pontiac Grand Prix)
Brand New: ACDelco (OE)(2)2 product ratings - NOS GM CANISTER PURGE VALVE CAMARO CAPRICE CAMINO IMPALA MONTE CARLO FIREBIRD$49.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$9.99 shipping38 soldEngine Crankcase Breather Elemen fits 1979-1989 Pontiac Grand Prix Bonneville Fi (Fits: 1984 Pontiac Grand Prix)
Brand New: ACDelco Professional$13.62Free shippingNew ListingFel-Pro Exhaust Manifold Gasket Set for 1978-1987 Pontiac Grand Prix 4.4L pn (Fits: 1984 Pontiac Grand Prix)
The #1 Seller of Genuine Fel-Pro Parts on eBayBrand New: Fel-Pro$13.56Was: $26.99Free shippingPatriot Exhaust H8096 78-88 GM G Body SBC Long Tube Raw Steel (Fits: 1984 Pontiac Grand Prix)
78-88 GM G BodyBrand New: Patriot Exhaust$396.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingVapor Canister Vent Valve Dorman For 1984-1987 Pontiac Grand Prix 5.0L V8 (Fits: 1984 Pontiac Grand Prix)
Brand New: Dorman$39.00Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping34736-FR Exhaust Tail Pipe Fits 1983-1984 Pontiac Grand Prix 5.0L V8 GAS OHV (Fits: 1984 Pontiac Grand Prix)
AP Exhaust Part No. 34736-FR FREE SHIPPING!Brand New: AP Exhaust$32.51Free shippingFor 1984-1985 Pontiac Grand Prix 3.8L EGR Valve Control Solenoid Connector SMP (Fits: 1984 Pontiac Grand Prix)
Brand New: Standard Motor Products$36.49Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingCatalytic Converter for 1983-1986 Pontiac Grand Prix (Fits: 1984 Pontiac Grand Prix)
FREE FAST SHIPPING 3.8L V6 GAS OHVBrand New: OEM$223.12Was: $234.86Free shippingLS Swap Long Tube Headers 1-3/4" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$319.99Was: $399.99Free shippingLS Swap Long Tube Headers 1-7/8" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$327.99Was: $409.99Free shippingACDelco EGR Valve 214-5512 19210681 (Fits: 1984 Pontiac Grand Prix)
Brand New: ACDelco$120.67Free shippingGM Chevy Pontiac Olds 3/8" Engine Exhaust Intake Manifold Head Stud Bolt 4pcs J (Fits: 1984 Pontiac Grand Prix)
Brand New$16.20Free shipping131 soldGM Chevy Pontiac Olds 3/8" Engine Exhaust Intake Manifold Head Stud Bolt 4pcs L (Fits: 1984 Pontiac Grand Prix)
Brand New$21.92Free shippingNew genuine GM LH Secondary Air Injection pipe 1980-1988 Chevy Pontiac GMC 55116 (Fits: 1984 Pontiac Grand Prix)
Brand New: General Motors$41.50Right Secondary Air Injection Pipe For 1981-1986 Pontiac Grand Prix 1982 VD866JG (Fits: 1984 Pontiac Grand Prix)
Brand New: Standard Motor Products$71.06Free shippingEGR Valve Control Solenoid Connector SMP For 1984-1985 Pontiac Grand Prix 3.8L (Fits: 1984 Pontiac Grand Prix)
Brand New: Standard Motor Products$30.20Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingCatalytic Converter Fits 1984-1987 Pontiac Grand Prix 3.8L V6 GAS OHV (Fits: 1984 Pontiac Grand Prix)
for 4112-GI |BUY FROM THE BEST!!!Brand New: CATCO$132.04Free shippingLS Swap Long Tube Headers 1-7/8" for Chevelle El Camino Malibu Grand Prix LeMans (Fits: 1984 Pontiac Grand Prix)
Brand New$327.99Was: $409.99Free shippingCatalytic Converter Fits: 1984-1987 Pontiac Grand Prix 5.0L V8 GAS OHV (Fits: 1984 Pontiac Grand Prix)
401038-BY | FREE SHIPPING | Can't ship CA,NY,ME, or COBrand New: OEM$172.12Free shippingFront Exhaust Flange Stud and Nut Dorman For 1983-1987 Pontiac Grand Prix 1984 (Fits: 1984 Pontiac Grand Prix)
Brand New: Dorman$17.67Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingFor Pontiac Grand Firebird LS Shorty Header Conversion Swap LS1 LS2 LS3 LS6 LS9 (Fits: 1984 Pontiac Grand Prix)
Brand New: 1st-racing$175.00$35.00 shippingGM Chevy Pontiac Olds 3/8" Engine Exhaust Intake Manifold Head Stud Bolt 4pcs B (Fits: 1984 Pontiac Grand Prix)
Brand New$18.71Free shipping76 sold8792-OF Exhaust Flange Fits 1983-1984 Pontiac Grand Prix 5.0L V8 GAS OHV
AP Exhaust Part No. 8792-OF FREE SHIPPING!Brand New: AP Exhaust$21.25Free shippingVapor Canister Filter fits Pontiac Grand Prix 1970-2001 78WNZB (Fits: 1984 Pontiac Grand Prix)
Brand New: Standard Motor Products$18.42Free shipping1984 Monte Carlo Caprice 84-87 Regal Emissions Air Diverter Valve NEW GM (Fits: 1984 Pontiac Grand Prix)
Brand New: General Motors$84.95or Best Offer$9.80 shipping700057-HC Exhaust Muffler Fits 1983-1984 Pontiac Grand Prix 5.0L V8 GAS OHV (Fits: 1984 Pontiac Grand Prix)
AP Exhaust Part No. 700057-HC FREE SHIPPING!Brand New: AP Exhaust$55.86Free shippingSMP PVS48 NEW Ported Vacuum Switch (Fits: 1984 Pontiac Grand Prix)
New (Other): Standard Motor Products$24.75Free shippingDorman Exhaust Manifold Stud and Nut Fits 1983-1987 Pontiac Grand Prix 1984 1985 (Fits: 1984 Pontiac Grand Prix)
Brand New: Dorman$17.32Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingNOS DELCO GM CANISTER PURGE VALVE BUICK CADILLAC CHEVROLET OLDSMOBILE PONTIAC (Fits: 1984 Pontiac Grand Prix)
Brand New: ACDelco$34.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$6.99 shipping6 watchingPypes Exhaust Downpipes Stainless 2.5" Dia 3-bolt Chevy Pontiac Psgr Car Pair (Fits: 1984 Pontiac Grand Prix)
Summit Racing - FAST Shipping - 60 Day Return PolicyBrand New: Pypes Performance Exhaust$182.75For Pontiac Grand Prix Secondary Air Injection Solenoid Connector SMP 66475TJBG (Fits: 1984 Pontiac Grand Prix)
Brand New: Standard Motor Products$16.59Free shippingFor 1977, 1981-1984 Pontiac Grand Prix Exhaust Manifold Gasket Set 52646YG 1982 (Fits: 1984 Pontiac Grand Prix)
Brand New$23.96Free shipping1979-1987 Chevrolet Buick Oldsmobile Pontiac Cadillac exhaust gaskets MS3260 (Fits: 1984 Pontiac Grand Prix)
New (Other)$13.45Was: $14.95or Best Offer$6.95 shippingNOS 1982-87 GM Air Injector Engine Pipe / Tube 25518944
New (Other): General Motors$15.00$8.00 shipping1975-95 Chevy Buick Oldsmobile Pontiac Cadillac timing cover gasket set / 14033 (Fits: 1984 Pontiac Grand Prix)
New (Other): Detroit$11.66Was: $12.95or Best Offer$6.50 shipping3005-IY Exhaust Muffler Fits 1983-1984 Pontiac Grand Prix 5.0L V8 GAS OHV (Fits: 1984 Pontiac Grand Prix)
AP Exhaust Part No. 3005-IY FREE SHIPPING!Brand New: AP Exhaust$72.88Free shippingFor 1979-1980, 1983-1987 Pontiac Grand Prix Muffler Walker 27827YQZN 1986 1984
Brand New: Walker$60.681PCS 2.5" Inlet/Outlet Catalytic Converter w/ Heat Shield For Pontiac Grand Prix (Fits: 1984 Pontiac Grand Prix)
Brand New$79.59Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingDirect Fit Catalytic Converter for Buick Chevy Oldsmobile Pontiac Davico 14427 (Fits: 1984 Pontiac Grand Prix)
Brand New: Davico 49 States Exc California$188.00Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping