2011 Kia Optima Ignition Parts

This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

16 Camshaft Position Sensor parts for the 2011 Kia Optima come from 14 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, SKP and 11 other brands. The "Popular" part is SKP SK907825.

The Economy section lists 6 options from SKP, STANDARD MOTOR PRODUCTS, DORMAN and 3 other brands — the catalog's value-priced group. SKP SK907825 is listed in this group.

In the Standard Replacement grade, WALKER PRODUCTS, STANDARD MOTOR PRODUCTS, ASTEMO / HITACHI and 6 other brands supply 10 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PC719.

This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

18 Crankshaft Position Sensor parts for the 2011 Kia Optima come from 15 brands — WALKER PRODUCTS, STANDARD MOTOR PRODUCTS, AUTOTECNICA and 12 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS PC710T.

The Economy section: 7 options from STANDARD MOTOR PRODUCTS, AUTOTECNICA, HOLSTEIN and 4 other brands. STANDARD MOTOR PRODUCTS PC710T is listed in this group.

Standard Replacement: 11 parts, from WALKER PRODUCTS, DELPHI, HL MANDO and 6 other brands. A representative part number is DELPHI SS11329.

This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off. Read more

19 Ignition Coil parts for the 2011 Kia Optima come from 17 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, SKP and 14 other brands. The "Popular" part is SKP SKIC162.

The Economy section: 6 options from SKP, B&B, HOLSTEIN and 3 other brands. SKP SKIC162 is listed in this group.

In the Premium grade, ASTEMO / HITACHI and DELPHI supply 2 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is ASTEMO / HITACHI IGC0175.

Standard Replacement: 11 parts, from WALKER PRODUCTS, DENSO, BECK/ARNLEY and 7 other brands. A representative part number is DENSO 6738311.

This table covers the lock cylinders in the ignition switch. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS US1249.

This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine. Read more

11 Spark Plug parts are listed for the 2011 Kia Optima, from CHAMPION, BOSCH, AUTOLITE and 3 other brands. CHAMPION 445 carries the "Popular" badge.

In the Copper / Nickel grade, CHAMPION supplies 1 part: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is CHAMPION 445.

In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, BOSCH supplies 1 part: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is BOSCH 8132.

The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 9 options from AUTOLITE, DENSO, SKP and 3 other brands — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. CHAMPION 9409 is listed in this group.

This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it. Read more

6 Spark Plug / Ignition Coil Boot parts for the 2011 Kia Optima come from 5 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, ACDELCO and 2 other brands. The "Popular" part is ACDELCO 16137.

The Economy section: 2 options from STANDARD MOTOR PRODUCTS and WALKER PRODUCTS. STANDARD MOTOR PRODUCTS 19731 is listed in this group.

Standard Replacement: 4 parts, from ACDELCO, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 1 other brand. A representative part number is ACDELCO 16137.

This group includes ACDELCO 16137, STANDARD MOTOR PRODUCTS 19731 and WALKER PRODUCTS 900P2129 and the remaining parts above.